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

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

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

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

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