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