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