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 | 17 |
| 2 | 251 |
| 3 | 2663 |
| 4 | 48779 |
| 5 | 410759 |
| 6 | 715823 |
| 7 | 2450087 |
| 8 | 6615899 |
| 9 | 13935743 |
| 10 | 15290747 |
| 11 | 23394167 |
| 12 | 38930219 |
| 13 | 160125983 |
| 14 | 219804479 |
| 15 | 236741543 |
| 16 | 1258845587 |
| 17 | 1666475243 |
| 18 | 2116179719 |
| 19 | 2308641299 |
| 20 | 3604970627 |
| 21 | 3991233959 |
| 22 | 4283401139 |
| 23 | 6109873703 |
| 24 | 8207369603 |
| 25 | 8487319319 |
| 26 | 9264815927 |