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

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

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

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

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