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 | 710100 |
| 2 | 3204765 |
| 3 | 12469058 |
| 4 | 18216168 |
| 5 | 19175682 |
| 6 | 36488176 |
| 7 | 36488177 |
| 8 | 42437943 |
| 9 | 54526147 |
| 10 | 76792653 |
| 11 | 87263786 |
| 12 | 95101068 |
| 13 | 112249661 |
| 14 | 113232305 |
| 15 | 118231603 |
| 16 | 130495608 |
| 17 | 130508230 |
| 18 | 198084084 |
| 19 | 201772821 |
| 20 | 206918971 |
| 21 | 228353275 |
| 22 | 233880416 |
| 23 | 244148278 |
| 24 | 248922246 |
| 25 | 248922247 |