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