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

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

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

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

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