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

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

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

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

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