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