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