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