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