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