(0 21 2)(1 5 3)(4 17 13 10 8)(6 12 7)(9 15 14)(11 19 16)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (1 5 12)
(0 21 2)(1 7 6 12 3)(4 17 13 10 8)(5)(9 15 14)(11 19 16)(18 22 20)
2: (4 17 8)
(0 21 2)(1 7 6 12 3)(4)(5)(8 13 10)(9 15 14)(11 19 16)(17)(18 22 20)
3: (11 19 16)
(0 21 2)(1 7 6 12 3)(4)(5)(8 13 10)(9 15 14)(11)(16)(17)(18 22 20)(19)
4: (3 6 12)
(0 21 2)(1 7 6)(3)(4)(5)(8 13 10)(9 15 14)(11)(12)(16)(17)(18 22 20)(19)