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