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