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

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

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

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

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