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 | 709 |
| 2 | 167449 |
| 3 | 1128889 |
| 4 | 3042161 |
| 5 | 4535189 |
| 6 | 7474967 |
| 7 | 14161729 |
| 8 | 19734581 |
| 9 | 23391799 |
| 10 | 29499439 |
| 11 | 38790341 |
| 12 | 56011909 |
| 13 | 59053067 |
| 14 | 68425619 |
| 15 | 87019979 |
| 16 | 101146501 |
| 17 | 113256643 |
| 18 | 119535373 |
| 19 | 127065427 |
| 20 | 138034009 |
| 21 | 185350441 |
| 22 | 196100297 |
| 23 | 207460717 |
| 24 | 233784751 |
| 25 | 241568891 |
| 26 | 280256489 |