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

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

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

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

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