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