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