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

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

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

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

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