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