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 | 11 |
| 2 | 29 |
| 3 | 149 |
| 4 | 127 |
| 5 | 1151 |
| 6 | 2503 |
| 7 | 1361 |
| 8 | 30631 |
| 9 | 81509 |
| 10 | 44351 |
| 11 | 34123 |
| 12 | 404671 |
| 13 | 265703 |
| 14 | 156007 |
| 15 | 1101071 |
| 16 | 1098953 |
| 17 | 1349651 |
| 18 | 3117421 |
| 19 | 6958801 |
| 20 | 10343903 |
| 21 | 6034393 |
| 22 | 49269739 |
| 23 | 83751287 |
| 24 | 39390167 |
| 25 | 166726561 |
| 26 | 107534789 |
| 27 | 232424029 |
| 28 | 253878617 |
| 29 | 327966319 |
| 30 | 519653597 |
| 31 | 1202442343 |
| 32 | 1649329259 |