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

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

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

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

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