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

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

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

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

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