n | a(n) |
---|---|
0 | 7 |
1 | 878 |
2 | 88788 |
3 | 8887888 |
4 | 888878888 |
5 | 88888788888 |
6 | 8888887888888 |
7 | 888888878888888 |
8 | 88888888788888888 |
9 | 8888888887888888888 |
10 | 888888888878888888888 |
11 | 88888888888788888888888 |
12 | 8888888888887888888888888 |
13 | 888888888888878888888888888 |
14 | 88888888888888788888888888888 |
15 | 8888888888888887888888888888888 |
[7,878,88788,8887888,888878888,88888788888, 8888887888888,888888878888888,88888888788888888, 8888888887888888888,888888888878888888888, 88888888888788888888888,8888888888887888888888888, 888888888888878888888888888, 88888888888888788888888888888, 8888888888888887888888888888888] |