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