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