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

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

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

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

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