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 | 0 |
| 2 | 3 |
| 3 | 11 |
| 4 | 26 |
| 5 | 52 |
| 6 | 93 |
| 7 | 149 |
| 8 | 222 |
| 9 | 314 |
| 10 | 431 |
| 11 | 577 |
| 12 | 750 |
| 13 | 952 |
| 14 | 1185 |
| 15 | 1461 |
| 16 | 1776 |
| 17 | 2132 |
| 18 | 2529 |
| 19 | 2971 |
| 20 | 3468 |
| 21 | 4018 |
| 22 | 4621 |
| 23 | 5277 |
| 24 | 5988 |
| 25 | 6772 |
| 26 | 7619 |
| 27 | 8531 |
| 28 | 9512 |
| 29 | 10562 |
| 30 | 11699 |
| 31 | 12913 |
| 32 | 14204 |
| 33 | 15574 |
| 34 | 17031 |
| 35 | 18585 |
| 36 | 20226 |
| 37 | 21956 |
| 38 | 23779 |
| 39 | 25707 |
| 40 | 27738 |
| 41 | 29874 |