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

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

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

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

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