; ALL SHORTEST SOLUTIONS ON THE 15 HOLE TRIANGULAR BOARD ; Board Notation: ; a1 ; a2 b2 ; a3 b3 c3 ; a4 b4 c4 d4 ; a5 b5 c5 d5 e5 ; ; In Cartesian Coordinates: ; a1 = (0,0) ; a2 b2 ; a3 b3 c3 ; a4 b4 c4 d4 ; a5 b5 c5 d5 e5 ; (A,B,C) Notation; A=longest sweep, B=second longest sweep, ; C=longest final sweep ; Vacate (0,0)=a1, finish at (0,0)=a1 in 10 moves ;******* 15 unique solutions (up to move order and symmetry) ******* ; Solution #1; (3,2,3) a3-a1,c3-a3,a4-a2,c5-a3,e5-c5,b5-d5-b3,a1-c3,d4-b2,a2-a4,a5-a3-c3-a1 ; Solution #2; (3,2,3) a3-a1,c3-a3,a4-a2,d5-b3,b5-d5,e5-c5-a3,a1-c3,d4-b2,a2-a4,a5-a3-c3-a1 ; Solution #3; (3,2,3) a3-a1,c3-a3,a1-c3,d4-b2,c5-c3,b2-d4,a5-c5,a4-a2,d5-b5-b3,e5-c3-a3-a1 ; Solution #4; (3,2,3) a3-a1,c3-a3,b5-b3,a1-c3,d4-b2,d5-b5,a5-c5-c3,a4-a2,b2-d4,e5-c3-a3-a1 ; Solution #5; (3,2,3) a3-a1,c5-a3,a5-c5,d5-b5,c3-c5,a1-c3,b5-d5,d4-b2-b4,a4-a2,e5-c5-a3-a1 ; Solution #6; (3,2,3) a3-a1,c5-a3,a5-c5,b2-b4,d4-b2,d5-b5,a1-c3-c5,b5-d5,a4-a2,e5-c5-a3-a1 ; Solution #7; (3,2,3) a3-a1,c3-a3,a4-a2,b5-b3,e5-c3,b2-d4,a1-a3-c3,d5-b5,d4-b2,a5-c5-c3-a1 ; Solution #8; (3,2,3) a3-a1,c5-a3,e5-c5,b5-d5,c3-c5,a1-c3,a4-a2-c4,d5-b5,d4-b2,a5-c5-c3-a1 ; Solution #9; (3,2,3) a3-a1,c5-a3,e5-c5,b2-b4,b5-d5,a4-a2,a1-a3-c5,d5-b5,d4-b2,a5-c5-c3-a1 ; Solution #10; (3,2,3) a3-a1,c5-a3,a5-c5,d5-b5,c3-c5,a1-c3,b5-d5,a4-a2-c4,d4-b2,e5-c5-c3-a1 ; Solution #11; (3,2,3) a3-a1,c5-a3,a5-c5,b2-b4,a4-a2,d5-b5,a1-a3-c5,b5-d5,d4-b2,e5-c5-c3-a1 ; Solution #12; (3,2,3) a3-a1,c5-a3,e5-c5,b5-d5,a4-a2,c3-c5,a1-c3,d5-b5,d4-b2-b4,a5-c5-a3-a1 ; Solution #13; (3,2,3) a3-a1,c5-a3,e5-c5,b2-b4,b5-d5,d4-b2,a1-c3-c5,d5-b5,a4-a2,a5-c5-a3-a1 ; Solution #14; (3,2,3) a3-a1,c3-a3,e5-c3,b2-d4,c5-c3,a5-c5,d5-b5-b3,d4-b2,a4-a2,a1-a3-c3-a1 ; Solution #15; (3,2,3) a3-a1,c3-a3,b5-b3,e5-c3,d5-b5,b2-d4,a5-c5-c3,d4-b2,a4-a2,a1-a3-c3-a1 ; Vacate (0,-3)=a4, finish at (0,0)=a1 in 10 moves ; These are identical to a1->a1 except for the first move ;******* 15 unique solutions (up to move order) ******* ; Solution #1; (3,2,3) a2-a4,c3-a3,a4-a2,c5-a3,e5-c5,b5-d5-b3,a1-c3,d4-b2,a2-a4,a5-a3-c3-a1 ; Solution #2; (3,2,3) a2-a4,c3-a3,a4-a2,d5-b3,b5-d5,e5-c5-a3,a1-c3,d4-b2,a2-a4,a5-a3-c3-a1 ; Solution #3; (3,2,3) a2-a4,c3-a3,a1-c3,d4-b2,c5-c3,b2-d4,a5-c5,a4-a2,d5-b5-b3,e5-c3-a3-a1 ; Solution #4; (3,2,3) a2-a4,c3-a3,b5-b3,a1-c3,d4-b2,d5-b5,a5-c5-c3,a4-a2,b2-d4,e5-c3-a3-a1 ; Solution #5; (3,2,3) a2-a4,c5-a3,a5-c5,d5-b5,c3-c5,a1-c3,b5-d5,d4-b2-b4,a4-a2,e5-c5-a3-a1 ; Solution #6; (3,2,3) a2-a4,c5-a3,a5-c5,b2-b4,d4-b2,d5-b5,a1-c3-c5,b5-d5,a4-a2,e5-c5-a3-a1 ; Solution #7; (3,2,3) a2-a4,c3-a3,a4-a2,b5-b3,e5-c3,b2-d4,a1-a3-c3,d5-b5,d4-b2,a5-c5-c3-a1 ; Solution #8; (3,2,3) a2-a4,c5-a3,e5-c5,b5-d5,c3-c5,a1-c3,a4-a2-c4,d5-b5,d4-b2,a5-c5-c3-a1 ; Solution #9; (3,2,3) a2-a4,c5-a3,e5-c5,b2-b4,b5-d5,a4-a2,a1-a3-c5,d5-b5,d4-b2,a5-c5-c3-a1 ; Solution #10; (3,2,3) a2-a4,c5-a3,a5-c5,d5-b5,c3-c5,a1-c3,b5-d5,a4-a2-c4,d4-b2,e5-c5-c3-a1 ; Solution #11; (3,2,3) a2-a4,c5-a3,a5-c5,b2-b4,a4-a2,d5-b5,a1-a3-c5,b5-d5,d4-b2,e5-c5-c3-a1 ; Solution #12; (3,2,3) a2-a4,c5-a3,e5-c5,b5-d5,a4-a2,c3-c5,a1-c3,d5-b5,d4-b2-b4,a5-c5-a3-a1 ; Solution #13; (3,2,3) a2-a4,c5-a3,e5-c5,b2-b4,b5-d5,d4-b2,a1-c3-c5,d5-b5,a4-a2,a5-c5-a3-a1 ; Solution #14; (3,2,3) a2-a4,c3-a3,e5-c3,b2-d4,c5-c3,a5-c5,d5-b5-b3,d4-b2,a4-a2,a1-a3-c3-a1 ; Solution #15; (3,2,3) a2-a4,c3-a3,b5-b3,e5-c3,d5-b5,b2-d4,a5-c5-c3,d4-b2,a4-a2,a1-a3-c3-a1 ; Vacate (2,-4)=c5, finish at (0,0)=a1 in 9 moves ;******* 6 unique solutions (up to move order and symmetry) ******* ; Solution #1; (3,3,3) a5-c5,d5-b5,a3-c5,a1-a3,a4-a2,c3-a3-a1-c3,b5-d5,d4-b2,e5-c5-c3-a1 ; Solution #2; (3,3,3) a5-c5,d5-b5,c3-c5,a1-c3,d4-b2,a3-c3-a1-a3,b5-d5,a4-a2,e5-c5-a3-a1 ; Solution #3; (3,2,3) a5-c5,d5-b5,c3-c5,a2-c4,b5-d5,a1-c3-c5,a4-a2,d5-b5-b3,e5-c3-a3-a1 ; Solution #4; (3,2,3) a5-c5,d5-b5,c3-c5,a4-c4,a2-a4,a1-c3-a3,b5-d5-b3,a4-a2,e5-c3-a3-a1 ; Solution #5; (3,2,3) a5-c5,d5-b5,c3-c5,a2-c4,b5-d5,e5-c3-c5,a4-a2,d5-b5-b3,a1-a3-c3-a1 ; Solution #6; (3,2,3) a5-c5,d5-b5,c3-c5,a4-c4,a2-a4,e5-c3-a3,b5-d5-b3,a4-a2,a1-a3-c3-a1 ; Vacate (2,-4)=c5, finish at (1,-2)=b3 in 10 moves ;******* 5 unique solutions (up to move order and symmetry) ******* ; Solution #1; (2,2,2) a5-c5,d5-b5,a3-c5,a1-a3,b5-d5,c3-c5,e5-c3,a4-a2-c4,b2-d4-b4,d5-b5-b3 ; Solution #2; (2,2,2) a5-c5,d5-b5,c3-c5,a2-c4,b5-d5,a4-a2,a1-a3-c5,e5-c3,b2-d4-b4,d5-b5-b3 ; Solution #3; (2,2,2) a5-c5,d5-b5,a3-c5,a1-a3,d4-b4,b2-d4,a4-a2-c4,b5-d5,e5-c3-c5,d5-b5-b3 ; Solution #4; (2,2,2) a5-c5,d5-b5,a3-c5,a1-a3,a4-a2,d4-b4,b2-d4,e5-c3-a3,a2-a4-c4,b5-d5-b3 ; Solution #5; (2,2,2) a5-c5,d5-b5,a3-c5,a1-a3,a4-a2,c3-a3,e5-c3,b2-d4-b4,a2-a4-c4,b5-d5-b3 ; Vacate (0,0)=a1, finish at (2,-4)=c5 in 10 moves ;******* 16 unique solutions (up to move order and symmetry) ******* ; Solution #1; (4,1,4) a3-a1,c5-a3,a5-c5,d5-b5,c3-c5,a4-a2,b5-d5,e5-c3,b2-d4,a1-a3-c3-e5-c5 ; Solution #2; (3,2,1) a3-a1,c3-a3,e5-c3,b2-d4,c5-e5-c3-c5,b5-d5,a4-a2,a1-a3-c5,d5-b5,a5-c5 ; Solution #3; (2,2,2) a3-a1,c3-a3,e5-c3,b2-d4,c5-c3,a5-c5,d5-b5-b3,d4-b2,a4-a2-c4,a1-c3-c5 ; Solution #4; (2,2,2) a3-a1,c3-a3,e5-c3,b5-b3,d5-b5,b2-d4,a5-c5-c3,d4-b2,a4-a2-c4,a1-c3-c5 ; Solution #5; (2,2,2) a3-a1,c3-a3,e5-c3,b2-d4,c5-c3,a5-c5,d5-b5-b3,a4-a2,d4-b2-b4,a1-a3-c5 ; Solution #6; (2,2,2) a3-a1,c3-a3,e5-c3,b5-b3,d5-b5,b2-d4,a5-c5-c3,a4-a2,d4-b2-b4,a1-a3-c5 ; Solution #7; (2,2,2) a3-a1,c3-a3,a1-c3,d4-b2,c5-c3,a5-c5,b2-d4,d5-b5-b3,a4-a2-c4,e5-c3-c5 ; Solution #8; (2,2,2) a3-a1,c3-a3,a1-c3,b5-b3,d5-b5,d4-b2,a5-c5-c3,b2-d4,a4-a2-c4,e5-c3-c5 ; Solution #9; (2,2,2) a3-a1,c5-a3,b2-b4,d4-b2,a5-c5,a4-a2,d5-b5-b3,a1-a3-c3,b2-d4,e5-c3-c5 ; Solution #10; (2,2,2) a3-a1,c3-a3,a1-c3,a4-a2,c5-a3,a2-a4,e5-c5,b5-d5-b3,d4-b2-b4,a5-a3-c5 ; Solution #11; (2,2,2) a3-a1,c3-a3,d5-b3,b5-d5,a4-a2,e5-c5-a3,a2-a4,a1-c3,d4-b2-b4,a5-a3-c5 ; Solution #12; (2,2,2) a3-a1,c5-a3,e5-c5,a4-a2,b2-b4,d4-b2,b5-d5-b3,a1-c3-a3,a2-a4,a5-a3-c5 ; Solution #13; (2,2,1) a3-a1,c3-a3,d5-b3,a4-a2,e5-c3-a3,b5-d5,a2-a4-c4,a1-c3-c5,d5-b5,a5-c5 ; Solution #14; (2,2,1) a3-a1,c3-a3,b5-b3,d5-b5,e5-c3-c5,b5-d5,a4-a2-c4,a1-c3-c5,d5-b5,a5-c5 ; Solution #15; (2,2,1) a3-a1,c3-a3,d5-b3,a4-a2,a1-c3-a3,b5-d5,a2-a4-c4,e5-c3-c5,d5-b5,a5-c5 ; Solution #16; (2,2,1) a3-a1,a5-a3,c4-a4-a2,b2-b4,b5-b3,d4-b2-b4,d5-b5,a1-a3-c5,b5-d5,e5-c5 ; Vacate (1,-2)=b3, finish at (2,-4)=c5 in 11 moves ;******* 5 unique solutions (up to move order and symmetry) ******* ; Solution #1; (2,2,1) b5-b3,d5-b5,c3-c5,e5-c3,a2-c4,b2-d4-b4,a4-a2,b5-d5,a1-a3-c5,d5-b5,a5-c5 ; Solution #2; (2,2,1) b5-b3,d4-b4,d5-b5,a2-c4,b2-d4,e5-c3-c5,a4-a2,b5-d5,a1-a3-c5,d5-b5,a5-c5 ; Solution #3; (2,2,1) b5-b3,d4-b4,d5-b5,a3-c5,b5-d5,a1-a3,b2-d4,a4-a2-c4,e5-c3-c5,d5-b5,a5-c5 ; Solution #4; (2,2,1) b5-b3,d4-b4,a4-c4,b2-d4,a2-a4,a5-a3-c3,d4-b2,d5-b5,a1-c3-c5,b5-d5,e5-c5 ; Solution #5; (2,2,1) b5-b3,d4-b4,b2-d4,a3-c3,a5-a3,a2-a4-c4,d4-b2,d5-b5,a1-c3-c5,b5-d5,e5-c5 ; Vacate (0,-3)=a4, finish at (2,-4)=c5 in 10 moves ; These are identical to a1->c5 except for the first move ;******* 16 unique solutions (up to move order) ******* ; Solution #1; (4,1,4) a2-a4,c5-a3,a5-c5,d5-b5,c3-c5,a4-a2,b5-d5,e5-c3,b2-d4,a1-a3-c3-e5-c5 ; Solution #2; (3,2,1) a2-a4,c3-a3,e5-c3,b2-d4,c5-e5-c3-c5,b5-d5,a4-a2,a1-a3-c5,d5-b5,a5-c5 ; Solution #3; (2,2,2) a2-a4,c3-a3,e5-c3,b2-d4,c5-c3,a5-c5,d5-b5-b3,d4-b2,a4-a2-c4,a1-c3-c5 ; Solution #4; (2,2,2) a2-a4,c3-a3,e5-c3,b5-b3,d5-b5,b2-d4,a5-c5-c3,d4-b2,a4-a2-c4,a1-c3-c5 ; Solution #5; (2,2,2) a2-a4,c3-a3,e5-c3,b2-d4,c5-c3,a5-c5,d5-b5-b3,a4-a2,d4-b2-b4,a1-a3-c5 ; Solution #6; (2,2,2) a2-a4,c3-a3,e5-c3,b5-b3,d5-b5,b2-d4,a5-c5-c3,a4-a2,d4-b2-b4,a1-a3-c5 ; Solution #7; (2,2,2) a2-a4,c3-a3,a1-c3,d4-b2,c5-c3,a5-c5,b2-d4,d5-b5-b3,a4-a2-c4,e5-c3-c5 ; Solution #8; (2,2,2) a2-a4,c3-a3,a1-c3,b5-b3,d5-b5,d4-b2,a5-c5-c3,b2-d4,a4-a2-c4,e5-c3-c5 ; Solution #9; (2,2,2) a2-a4,c5-a3,b2-b4,d4-b2,a5-c5,a4-a2,d5-b5-b3,a1-a3-c3,b2-d4,e5-c3-c5 ; Solution #10; (2,2,2) a2-a4,c3-a3,a1-c3,a4-a2,c5-a3,a2-a4,e5-c5,b5-d5-b3,d4-b2-b4,a5-a3-c5 ; Solution #11; (2,2,2) a2-a4,c3-a3,d5-b3,b5-d5,a4-a2,e5-c5-a3,a2-a4,a1-c3,d4-b2-b4,a5-a3-c5 ; Solution #12; (2,2,2) a2-a4,c5-a3,e5-c5,a4-a2,b2-b4,d4-b2,b5-d5-b3,a1-c3-a3,a2-a4,a5-a3-c5 ; Solution #13; (2,2,1) a2-a4,c3-a3,d5-b3,a4-a2,e5-c3-a3,b5-d5,a2-a4-c4,a1-c3-c5,d5-b5,a5-c5 ; Solution #14; (2,2,1) a2-a4,c3-a3,b5-b3,d5-b5,e5-c3-c5,b5-d5,a4-a2-c4,a1-c3-c5,d5-b5,a5-c5 ; Solution #15; (2,2,1) a2-a4,c3-a3,d5-b3,a4-a2,a1-c3-a3,b5-d5,a2-a4-c4,e5-c3-c5,d5-b5,a5-c5 ; Solution #16; (2,2,1) a2-a4,a5-a3,c4-a4-a2,b2-b4,b5-b3,d4-b2-b4,d5-b5,a1-a3-c5,b5-d5,e5-c5 ; Vacate (2,-4)=c5, finish at (2,-4)=c5 in 9 moves ;******* 15 unique solutions (up to move order and symmetry) ******* ; Solution #1; (5,1,5) a5-c5,d5-b5,a3-c5,b5-d5,a1-a3,a4-a2,b2-b4,d4-b2,e5-c5-c3-a1-a3-c5 ; Solution #2; (5,1,5) a5-c5,d5-b5,c3-c5,a2-c4,a1-c3,a4-a2,b5-d5,d4-b2,e5-c5-c3-a1-a3-c5 ; Solution #3; (5,1,5) a5-c5,d5-b5,c3-c5,a2-c4,e5-c3,b5-d5,b2-d4,a4-a2,a1-a3-c5-e5-c3-c5 ; Solution #4; (4,2,4) a5-c5,d5-b5,a3-c5,b5-d5,d4-b4,a1-a3-c5,b2-d4,d5-b5,e5-c3-a3-a5-c5 ; Solution #5; (4,2,4) a5-c5,d5-b5,c3-c5,a4-c4,b5-d5,a1-c3-c5,a2-a4,d5-b5,e5-c3-a3-a5-c5 ; Solution #6; (4,2,4) a5-c5,d5-b5,c3-c5,a4-c4,b5-d5,e5-c3-c5,a2-a4,d5-b5,a1-c3-a3-a5-c5 ; Solution #7; (3,3,3) a5-c5,d5-b5,a3-c5,b5-d5,d4-b4,b2-d4,e5-c3-a3-c5,d5-b5,a1-a3-a5-c5 ; Solution #8; (3,2,3) a5-c5,d5-b5,a3-c5,a1-a3,d4-b4,a4-a2-c4,b5-d5-b3,b2-d4,e5-c3-a3-c5 ; Solution #9; (3,2,2) a5-c5,d5-b5,a3-a5-c5-a3,a2-a4,c3-a3,e5-c3,a4-a2,b2-d4-b4,a1-a3-c5 ; Solution #10; (3,2,2) a5-c5,d5-b5,a3-a5-c5-a3,d4-b4,a2-a4,b2-d4,e5-c3-a3,a4-a2,a1-a3-c5 ; Solution #11; (2,2,2) a5-c5,d5-b5,c3-c5,a4-c4,a2-a4,a1-c3-a3,b5-d5-b3,a4-a2-c4,e5-c3-c5 ; Solution #12; (2,2,2) a5-c5,d5-b5,c3-c5,a2-c4,b5-d5,a1-c3-c5,d5-b5-b3,a4-a2-c4,e5-c3-c5 ; Solution #13; (2,2,2) a5-c5,d5-b5,c3-c5,a2-c4,b5-d5-b3,a4-a2,a1-c3-a3,a2-a4-c4,e5-c3-c5 ; Solution #14; (2,2,2) a5-c5,d5-b5,c3-c5,a2-c4,b5-d5-b3,a4-a2,e5-c3-a3,a2-a4-c4,a1-c3-c5 ; Solution #15; (2,2,2) a5-c5,d5-b5,c3-c5,a4-c4,a2-a4,e5-c3-a3,b5-d5-b3,a4-a2-c4,a1-c3-c5 ; Vacate (0,0)=a1, finish at (0,-3)=a4 in 11 moves ;******* 16 unique solutions (up to move order) ******* ; Solution #1; (2,2,1) c3-a1,a3-c3,d5-b3,a5-a3,b5-d5,a2-a4,d4-b2,e5-c5-a3,a4-a2,a1-c3-a3,a2-a4 ; Solution #2; (2,2,1) c3-a1,a3-c3,a5-a3,a2-a4,c5-a3,e5-c5,b5-d5-b3,d4-b2,a4-a2,a1-c3-a3,a2-a4 ; Solution #3; (2,2,1) a3-a1,c3-a3,b5-b3,d5-b5,e5-c3,b2-d4,a5-c5-c3,d4-b2,a4-a2,a1-c3-a3,a2-a4 ; Solution #4; (2,2,1) a3-a1,c3-a3,e5-c3,b2-d4,c5-c3,a5-c5,d5-b5-b3,d4-b2,a4-a2,a1-c3-a3,a2-a4 ; Solution #5; (2,2,1) a3-a1,c5-a3,a5-c5,d5-b5,c3-c5,b5-d5,a4-a2,a1-c3,d4-b2-b4,e5-c5-a3,a2-a4 ; Solution #6; (2,2,1) c3-a1,c5-c3,a5-c5,d5-b5,a3-c5,b5-d5,a1-a3,a4-a2,d4-b2-b4,e5-c5-a3,a2-a4 ; Solution #7; (2,2,1) a3-a1,c5-a3,a4-a2,b2-b4,d4-b2,a5-c5,d5-b5,a1-c3-c5,b5-d5,e5-c5-a3,a2-a4 ; Solution #8; (2,2,1) c3-a1,c5-c3,a2-c4,a4-a2,d4-b2,a5-c5,d5-b5,a1-c3-c5,b5-d5,e5-c5-a3,a2-a4 ; Solution #9; (2,2,1) a3-a1,c5-a3,e5-c5,b5-d5,c3-c5,d5-b5,a4-a2,a1-c3,d4-b2-b4,a5-c5-a3,a2-a4 ; Solution #10; (2,2,1) c3-a1,c5-c3,e5-c5,b5-d5,a3-c5,d5-b5,a1-a3,a4-a2,d4-b2-b4,a5-c5-a3,a2-a4 ; Solution #11; (2,2,1) a3-a1,c5-a3,e5-c5,b5-d5,b2-b4,d4-b2,a1-c3-c5,d5-b5,a4-a2,a5-c5-a3,a2-a4 ; Solution #12; (2,2,1) c3-a1,c5-c3,e5-c5,b5-d5,a2-c4,d4-b2,a1-c3-c5,d5-b5,a4-a2,a5-c5-a3,a2-a4 ; Solution #13; (2,2,1) c3-a1,c5-c3,d4-b2,a3-c3,a1-a3,a4-a2,a5-c5,b2-d4,d5-b5-b3,e5-c3-a3,a2-a4 ; Solution #14; (2,2,1) a3-a1,c3-a3,a1-c3,d4-b2,c5-c3,a4-a2,a5-c5,b2-d4,d5-b5-b3,e5-c3-a3,a2-a4 ; Solution #15; (2,2,1) c3-a1,a3-c3,b5-b3,d5-b5,d4-b2,a5-c5-c3,b2-d4,a1-a3,a4-a2,e5-c3-a3,a2-a4 ; Solution #16; (2,2,1) a3-a1,c3-a3,b5-b3,d5-b5,a1-c3,d4-b2,a5-c5-c3,b2-d4,a4-a2,e5-c3-a3,a2-a4 ; Vacate (0,-3)=a4, finish at (0,-3)=a4 in 11 moves ;******* 8 unique solutions (up to move order) ******* ; Solution #1; (2,2,1) a2-a4,c5-a3,e5-c5,b5-d5,c3-c5,d5-b5,a1-c3,d4-b2-b4,a4-a2,a5-c5-a3,a2-a4 ; Solution #2; (2,2,1) a2-a4,c5-a3,b2-b4,d4-b2,e5-c5,b5-d5,a1-c3-c5,d5-b5,a4-a2,a5-c5-a3,a2-a4 ; Solution #3; (2,2,1) a2-a4,c3-a3,a1-c3,d4-b2,c5-c3,a4-a2,a5-c5,d5-b5-b3,b2-d4,e5-c3-a3,a2-a4 ; Solution #4; (2,2,1) a2-a4,c3-a3,a1-c3,d4-b2,b5-b3,a4-a2,d5-b5,a5-c5-c3,b2-d4,e5-c3-a3,a2-a4 ; Solution #5; (2,2,1) a2-a4,c3-a3,e5-c3,b2-d4,c5-c3,a5-c5,a4-a2,d4-b2,d5-b5-b3,a1-c3-a3,a2-a4 ; Solution #6; (2,2,1) a2-a4,c3-a3,e5-c3,b5-b3,d5-b5,b2-d4,a5-c5-c3,d4-b2,a4-a2,a1-c3-a3,a2-a4 ; Solution #7; (2,2,1) a2-a4,c5-a3,a5-c5,d5-b5,c3-c5,b5-d5,a1-c3,d4-b2-b4,a4-a2,e5-c5-a3,a2-a4 ; Solution #8; (2,2,1) a2-a4,c5-a3,b2-b4,d4-b2,a5-c5,d5-b5,a1-c3-c5,b5-d5,a4-a2,e5-c5-a3,a2-a4 ; Vacate (3,-3)=d4, finish at (0,-3)=a4 in 11 moves ;******* 8 unique solutions (up to move order) ******* ; Solution #1; (2,2,1) b2-d4,a3-c3,d5-b3,a5-a3,b5-d5,a2-a4,d4-b2,e5-c5-a3,a4-a2,a1-c3-a3,a2-a4 ; Solution #2; (2,2,1) b2-d4,a3-c3,a5-a3,a2-a4,c5-a3,e5-c5,b5-d5-b3,d4-b2,a4-a2,a1-c3-a3,a2-a4 ; Solution #3; (2,2,1) b2-d4,c5-c3,e5-c5,b5-d5,a3-c5,a1-a3,a4-a2,d5-b5,d4-b2-b4,a5-c5-a3,a2-a4 ; Solution #4; (2,2,1) b2-d4,c5-c3,e5-c5,b5-d5,a2-c4,d4-b2,a1-c3-c5,a4-a2,d5-b5,a5-c5-a3,a2-a4 ; Solution #5; (2,2,1) b2-d4,c5-c3,a5-c5,d4-b2,a3-c3,a1-a3,b2-d4,d5-b5-b3,a4-a2,e5-c3-a3,a2-a4 ; Solution #6; (2,2,1) b2-d4,a3-c3,b5-b3,d4-b2,d5-b5,a5-c5-c3,b2-d4,a1-a3,a4-a2,e5-c3-a3,a2-a4 ; Solution #7; (2,2,1) b2-d4,c5-c3,a5-c5,d5-b5,a3-c5,b5-d5,d4-b2-b4,a1-a3,a4-a2,e5-c5-a3,a2-a4 ; Solution #8; (2,2,1) b2-d4,c5-c3,a5-c5,a2-c4,d4-b2,d5-b5,a1-c3-c5,b5-d5,a4-a2,e5-c5-a3,a2-a4 ; Vacate (2,-4)=c5, finish at (0,-3)=a4 in 10 moves ;******* 8 unique solutions (up to move order) ******* ; Solution #1; (3,2,1) e5-c5,b5-d5,c3-c5,a1-c3,d4-b2,d5-b5,a3-c3-a1-a3,a4-a2,a5-c5-a3,a2-a4 ; Solution #2; (3,2,1) a5-c5,d5-b5,c3-c5,a1-c3,d4-b2,a3-c3-a1-a3,a4-a2,b5-d5,e5-c5-a3,a2-a4 ; Solution #3; (2,2,2) e5-c5,b5-d5,c3-c5,a4-c4,a2-a4,a1-c3,a5-a3,d4-b2-b4,d5-b5-b3,c4-a2-a4 ; Solution #4; (2,2,1) a5-c5,d5-b5,c3-c5,a4-c4,a2-a4,e5-c3-a3,b5-d5-b3,a4-a2,a1-c3-a3,a2-a4 ; Solution #5; (2,2,1) a5-c5,d5-b5,c3-c5,b5-d5,a2-c4,e5-c3-c5,d5-b5-b3,a4-a2,a1-c3-a3,a2-a4 ; Solution #6; (2,2,1) e5-c5,b5-d5,a3-c5,d4-b4,b2-d4,a5-a3-c3,d4-b2,d5-b5-b3,a1-c3-a3,a2-a4 ; Solution #7; (2,2,1) e5-c5,b5-d5,a3-c5,b2-b4,d5-b5,d4-b2,a5-a3-c5,b5-d5-b3,a1-c3-a3,a2-a4 ; Solution #8; (2,2,1) a5-c5,d5-b5,c3-c5,b5-d5,a2-c4,a1-c3-c5,a4-a2,d5-b5-b3,e5-c3-a3,a2-a4