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

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

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

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

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