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