(0 7 6)(1 21 11 8 4)(2 10 3)(5 13 9)(12 16 14)(15 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 7 11)
(0 8 4 1 21 11 6)(2 10 3)(5 13 9)(7)(12 16 14)(15 19 17)(18 22 20)
2: (5 13 9)
(0 8 4 1 21 11 6)(2 10 3)(5)(7)(9)(12 16 14)(13)(15 19 17)(18 22 20)
3: (0 8 6)
(0)(1 21 11 6 4)(2 10 3)(5)(7)(8)(9)(12 16 14)(13)(15 19 17)(18 22 20)
4: (1 21 11)
(0)(1 6 4)(2 10 3)(5)(7)(8)(9)(11)(12 16 14)(13)(15 19 17)(18 22 20)(21)