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 | 19 |
| 4 | 53 |
| 5 | 151 |
| 6 | 211 |
| 7 | 463 |
| 8 | 673 |
| 9 | 1009 |
| 10 | 1231 |
| 11 | 2179 |
| 12 | 2593 |
| 13 | 3823 |
| 14 | 4649 |
| 15 | 5821 |
| 16 | 6977 |
| 17 | 9283 |
| 18 | 10369 |
| 19 | 14479 |
| 20 | 15901 |
| 21 | 18397 |
| 22 | 20549 |
| 23 | 25301 |
| 24 | 27073 |
| 25 | 32251 |
| 26 | 35569 |
| 27 | 40879 |
| 28 | 44017 |
| 29 | 53419 |
| 30 | 55681 |
| 31 | 66713 |
| 32 | 72577 |
| 33 | 80191 |
| 34 | 87041 |
| 35 | 97441 |
| 36 | 101341 |
| 37 | 116329 |
| 38 | 123653 |