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