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