(0 20 18)(1 10 9)(2 21 16 14 12)(3 22 5)(4 8 6)(7 13 11)(15 19 17)
ALLOWS (11/8)-SEQUENCE
1: (0 2 18)

(0)(1 10 9)(2 20 18 21 16 14 12)(3 22 5)(4 8 6)(7 13 11)(15 19 17)
2: (16 18 21)

(0)(1 10 9)(2 20 18 14 12)(3 22 5)(4 8 6)(7 13 11)(15 19 17)(16)(21)
3: (15 19 17)

(0)(1 10 9)(2 20 18 14 12)(3 22 5)(4 8 6)(7 13 11)(15)(16)(17)(19)(21)
4: (14 20 18)

(0)(1 10 9)(2 20 12)(3 22 5)(4 8 6)(7 13 11)(14)(15)(16)(17)(18)(19)(21)