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