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