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