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

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

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

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

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