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