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