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