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

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

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

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

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