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

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

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

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

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