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

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

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

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

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