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