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