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