(0 17 2)(1 16 15 5 3)(4 8 6)(7 11 9)(10 21 19 14 12)(13 20 18)
ALLOWS (11/8)-SEQUENCE
1: (0 12 19)
(0 14 12 17 2)(1 16 15 5 3)(4 8 6)(7 11 9)(10 21 19)(13 20 18)
2: (2 12 17)
(0 14 12)(1 16 15 5 3)(2)(4 8 6)(7 11 9)(10 21 19)(13 20 18)(17)
3: (13 20 18)
(0 14 12)(1 16 15 5 3)(2)(4 8 6)(7 11 9)(10 21 19)(13)(17)(18)(20)
4: (1 16 3)
(0 14 12)(1)(2)(3 15 5)(4 8 6)(7 11 9)(10 21 19)(13)(16)(17)(18)(20)