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) |
|---|---|
| 0 | 511 |
| 1 | 7711 |
| 2 | 26215 |
| 3 | 43691 |
| 4 | 54613 |
| 5 | 77013 |
| 6 | 143153 |
| 7 | 184230 |
| 8 | 202940 |
| 9 | 276813 |
| 10 | 345179 |
| 11 | 480029 |
| 12 | 544139 |
| 13 | 761113 |
| 14 | 1072338 |
| 15 | 1359202 |
| 16 | 1694281 |
| 17 | 2144108 |
| 18 | 2517759 |
| 19 | 2795038 |
| 20 | 4010901 |
| 21 | 4242830 |
| 22 | 4993784 |
| 23 | 5477626 |
| 24 | 7987334 |
| 25 | 8483793 |
| 26 | 9235006 |