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

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

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

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

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