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