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

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

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

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

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