n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 8 |
3 | 48 |
4 | 88 |
5 | 488 |
6 | 888 |
7 | 4888 |
8 | 8888 |
9 | 48888 |
10 | 88888 |
11 | 488888 |
12 | 888888 |
13 | 4888888 |
14 | 8888888 |
15 | 48888888 |
16 | 88888888 |
17 | 488888888 |
18 | 888888888 |
19 | 4888888888 |
20 | 8888888888 |
21 | 48888888888 |
22 | 88888888888 |
23 | 488888888888 |
24 | 888888888888 |
25 | 4888888888888 |
26 | 8888888888888 |
27 | 48888888888888 |
[1,4,8,48,88,488,888,4888,8888,48888,88888,488888, 888888,4888888,8888888,48888888,88888888, 488888888,888888888,4888888888,8888888888, 48888888888,88888888888,488888888888,888888888888, 4888888888888,8888888888888,48888888888888] |