Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 2 |
2 | 47 |
3 | 497 |
4 | 4997 |
5 | 49997 |
6 | 499997 |
7 | 4999997 |
8 | 49999997 |
9 | 499999997 |
10 | 4999999997 |
11 | 49999999997 |
12 | 499999999997 |
13 | 4999999999997 |
14 | 49999999999997 |
15 | 499999999999997 |
16 | 4999999999999997 |
17 | 49999999999999997 |
18 | 499999999999999997 |
19 | 4999999999999999997 |
20 | 49999999999999999997 |
21 | 499999999999999999997 |
[2,47,497,4997,49997,499997,4999997,49999997, 499999997,4999999997,49999999997,499999999997, 4999999999997,49999999999997,499999999999997, 4999999999999997,49999999999999997, 499999999999999997,4999999999999999997, 49999999999999999997,499999999999999999997] |