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