This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 13 |
| 2 | 25589 |
| 3 | 47051 |
| 4 | 67589 |
| 5 | 136889 |
| 6 | 313589 |
| 7 | 960389 |
| 8 | 1005971 |
| 9 | 1932017 |
| 10 | 2301251 |
| 11 | 2362331 |
| 12 | 6100889 |
| 13 | 6310061 |
| 14 | 6901091 |
| 15 | 7745051 |
| 16 | 8236817 |
| 17 | 9332987 |
| 18 | 10956089 |
| 19 | 13104389 |
| 20 | 16850987 |
| 21 | 19009589 |
| 22 | 19201841 |
| 23 | 19386371 |
| 24 | 19998701 |
| 25 | 20566079 |