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