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