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