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 | 2 |
| 2 | 5 |
| 3 | 10 |
| 4 | 25 |
| 5 | 36 |
| 6 | 44 |
| 7 | 65 |
| 8 | 67 |
| 9 | 138 |
| 10 | 149 |
| 11 | 176 |
| 12 | 212 |
| 13 | 279 |
| 14 | 1293 |
| 15 | 2367 |
| 16 | 2463 |
| 17 | 2707 |
| 18 | 3130 |
| 19 | 4150 |
| 20 | 4635 |
| 21 | 6070 |
| 22 | 6355 |
| 23 | 10111 |
| 24 | 10560 |