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 | 4094999 |
| 2 | 9080189 |
| 3 | 10957169 |
| 4 | 11148899 |
| 5 | 15917579 |
| 6 | 19422059 |
| 7 | 37267229 |
| 8 | 37622339 |
| 9 | 58680929 |
| 10 | 63196349 |
| 11 | 64595369 |
| 12 | 66383519 |
| 13 | 108463739 |
| 14 | 177109379 |
| 15 | 186977699 |
| 16 | 189997079 |
| 17 | 196068179 |
| 18 | 228875849 |
| 19 | 251891639 |
| 20 | 261703889 |
| 21 | 271031669 |
| 22 | 310143959 |