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