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 | 214 |
| 2 | 143098 |
| 3 | 194758 |
| 4 | 206134 |
| 5 | 273418 |
| 6 | 684898 |
| 7 | 807658 |
| 8 | 1373938 |
| 9 | 1391758 |
| 10 | 1516534 |
| 11 | 1591594 |
| 12 | 1610998 |
| 13 | 1774798 |
| 14 | 1882978 |
| 15 | 1891762 |
| 16 | 2046454 |
| 17 | 2051494 |
| 18 | 2163418 |
| 19 | 2163958 |
| 20 | 2338054 |
| 21 | 2359978 |
| 22 | 2522518 |
| 23 | 2913838 |
| 24 | 3108202 |
| 25 | 4221754 |
| 26 | 4297318 |
| 27 | 4334938 |
| 28 | 4866118 |
| 29 | 4988878 |
| 30 | 5108794 |