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