(0 21 13)(1 22 3)(2 6 4)(5 10 8)(7 14 12)(9 16 15)(11 19 17)(18 23 20)
ALLOWS (11/8)-SEQUENCE
1: (13 16 21)
(0 21 15 9 16)(1 22 3)(2 6 4)(5 10 8)(7 14 12)(11 19 17)(13)(18 23 20)
2: (9 16 15)
(0 21 15)(1 22 3)(2 6 4)(5 10 8)(7 14 12)(9)(11 19 17)(13)(16)(18 23 20)
3: (7 14 12)
(0 21 15)(1 22 3)(2 6 4)(5 10 8)(7)(9)(11 19 17)(12)(13)(14)(16)(18 23 20)
4: (5 10 8)
(0 21 15)(1 22 3)(2 6 4)(5)(7)(8)(9)(10)(11 19 17)(12)(13)(14)(16)(18 23 20)