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