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

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

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

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

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