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