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