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

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

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

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

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