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 | 61 |
| 3 | 97 |
| 4 | 277 |
| 5 | 349 |
| 6 | 649 |
| 7 | 757 |
| 8 | 1177 |
| 9 | 1321 |
| 10 | 1861 |
| 11 | 2041 |
| 12 | 2701 |
| 13 | 2917 |
| 14 | 3697 |
| 15 | 3949 |
| 16 | 4849 |
| 17 | 5137 |
| 18 | 6157 |
| 19 | 6481 |
| 20 | 7621 |
| 21 | 7981 |
| 22 | 9241 |
| 23 | 9637 |
| 24 | 11017 |
| 25 | 11449 |
| 26 | 12949 |
| 27 | 13417 |
| 28 | 15037 |
| 29 | 15541 |
| 30 | 17281 |
| 31 | 17821 |
| 32 | 19681 |
| 33 | 20257 |
| 34 | 22237 |
| 35 | 22849 |
| 36 | 24949 |
| 37 | 25597 |
| 38 | 27817 |
| 39 | 28501 |
| 40 | 30841 |