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