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