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