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