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