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

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

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

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

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