(0 19 17)(1 12 10 8 4)(2 21 20)(3 9 7)(5 22 6)(11 15 13)(14 18 16)
ALLOWS (11/8)-SEQUENCE
1: (2 8 20)

(0 19 17)(1 12 10 8 21 20 4)(2)(3 9 7)(5 22 6)(11 15 13)(14 18 16)
2: (1 12 4)

(0 19 17)(1)(2)(3 9 7)(4 10 8 21 20)(5 22 6)(11 15 13)(12)(14 18 16)
3: (3 9 7)

(0 19 17)(1)(2)(3)(4 10 8 21 20)(5 22 6)(7)(9)(11 15 13)(12)(14 18 16)
4: (8 21 10)

(0 19 17)(1)(2)(3)(4 10 20)(5 22 6)(7)(8)(9)(11 15 13)(12)(14 18 16)(21)