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