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

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

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

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

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