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

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

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

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

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