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