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