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

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

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

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

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