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