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