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