(0 18 15)(1 20 3)(2 6 4)(5 16 9)(7 19 10)(8 13 11)(12 17 14)
ALLOWS (11/8)-SEQUENCE
1: (9 13 16)

(0 18 15)(1 20 3)(2 6 4)(5 16 11 8 13)(7 19 10)(9)(12 17 14)
2: (8 13 11)

(0 18 15)(1 20 3)(2 6 4)(5 16 11)(7 19 10)(8)(9)(12 17 14)(13)
3: (12 17 14)

(0 18 15)(1 20 3)(2 6 4)(5 16 11)(7 19 10)(8)(9)(12)(13)(14)(17)
4: (5 16 11)

(0 18 15)(1 20 3)(2 6 4)(5)(7 19 10)(8)(9)(11)(12)(13)(14)(16)(17)