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