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