Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 9 |
1 | 999 |
2 | 99999 |
3 | 9999999 |
4 | 999969999 |
5 | 99999999999 |
6 | 9999998999999 |
7 | 999999999999999 |
8 | 99999999799999999 |
9 | 9999999997999999999 |
10 | 999999999999999999999 |
11 | 99999999999899999999999 |
12 | 9999999999999999999999999 |
13 | 999999999999979999999999999 |
14 | 99999999999999999999999999999 |
15 | 9999999999999996999999999999999 |
[9,999,99999,9999999,999969999,99999999999, 9999998999999,999999999999999,99999999799999999, 9999999997999999999,999999999999999999999, 99999999999899999999999,9999999999999999999999999, 999999999999979999999999999, 99999999999999999999999999999, 9999999999999996999999999999999] |