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