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

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

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

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

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