(0 19 17)(1 20 4)(2 15 3)(5 8 6)(7 11 9)(10 14 12)(13 18 16)
ALLOWS (11/8)-SEQUENCE
1: (0 15 17)
(0)(1 20 4)(2 15 19 17 3)(5 8 6)(7 11 9)(10 14 12)(13 18 16)
2: (13 18 16)
(0)(1 20 4)(2 15 19 17 3)(5 8 6)(7 11 9)(10 14 12)(13)(16)(18)
3: (3 19 17)
(0)(1 20 4)(2 15 19)(3)(5 8 6)(7 11 9)(10 14 12)(13)(16)(17)(18)
4: (1 20 4)
(0)(1)(2 15 19)(3)(4)(5 8 6)(7 11 9)(10 14 12)(13)(16)(17)(18)(20)