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

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

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

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

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