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