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

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

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

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

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