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