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 | 1 |
| 2 | 65 |
| 3 | 273 |
| 4 | 409 |
| 5 | 797 |
| 6 | 1081 |
| 7 | 1125 |
| 8 | 1329 |
| 9 | 1693 |
| 10 | 1817 |
| 11 | 2105 |
| 12 | 2313 |
| 13 | 2441 |
| 14 | 2489 |
| 15 | 2857 |
| 16 | 3149 |
| 17 | 3521 |
| 18 | 3573 |
| 19 | 3705 |
| 20 | 3917 |
| 21 | 4213 |
| 22 | 4349 |
| 23 | 4725 |
| 24 | 4941 |
| 25 | 4997 |
| 26 | 5297 |
| 27 | 5597 |
| 28 | 5897 |
| 29 | 6201 |
| 30 | 6265 |
| 31 | 6489 |
| 32 | 6873 |
| 33 | 7021 |
| 34 | 7089 |
| 35 | 7477 |
| 36 | 7785 |
| 37 | 8017 |
| 38 | 8329 |
| 39 | 8721 |
| 40 | 8793 |
| 41 | 8945 |
| 42 | 9181 |
| 43 | 9257 |
| 44 | 9573 |
| 45 | 9729 |
| 46 | 10093 |
| 47 | 10217 |
| 48 | 10501 |
| 49 | 10545 |
| 50 | 10749 |
| 51 | 11113 |