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