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