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

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

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

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

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