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