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 | 2 |
| 2 | 151 |
| 3 | 3061 |
| 4 | 9517861 |
| 5 | 11903341 |
| 6 | 15344551 |
| 7 | 15460771 |
| 8 | 19975771 |
| 9 | 37935091 |
| 10 | 42234271 |
| 11 | 52312411 |
| 12 | 199938421 |
| 13 | 228523501 |
| 14 | 237049321 |
| 15 | 270798991 |
| 16 | 315266641 |
| 17 | 315522931 |
| 18 | 327445201 |
| 19 | 354600601 |
| 20 | 423223741 |
| 21 | 466801171 |
| 22 | 498309631 |
| 23 | 499063711 |
| 24 | 547916791 |
| 25 | 585381361 |
| 26 | 621504721 |