(0 20 17 15 13 11 9)(1 21 3)(2 6 4)(5 10 7)(8 14 12)(16 19 18)
ALLOWS (11/8)-SEQUENCE
1: (0 10 13)
(0 11 9)(1 21 3)(2 6 4)(5 10 20 17 15 13 7)(8 14 12)(16 19 18)
2: (8 14 12)
(0 11 9)(1 21 3)(2 6 4)(5 10 20 17 15 13 7)(8)(12)(14)(16 19 18)
3: (0 11 9)
(0)(1 21 3)(2 6 4)(5 10 20 17 15 13 7)(8)(9)(11)(12)(14)(16 19 18)
4: (7 20 13)
(0)(1 21 3)(2 6 4)(5 10 20)(7)(8)(9)(11)(12)(13 17 15)(14)(16 19 18)