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 | 7 |
| 2 | 22 |
| 3 | 99 |
| 4 | 290440 |
| 5 | 510996 |
| 6 | 1014783 |
| 7 | 11583715 |
| 8 | 14764288 |
| 9 | 18774767 |
| 10 | 48034542 |
| 11 | 67743280 |
| 12 | 148613531 |
| 13 | 230543695 |
| 14 | 286415114 |
| 15 | 395390919 |
| 16 | 543884825 |
| 17 | 671414425 |
| 18 | 745567438 |
| 19 | 918328689 |
| 20 | 1251947710 |
| 21 | 1387205627 |
| 22 | 2083836151 |
| 23 | 2305036665 |
| 24 | 4628419400 |
| 25 | 7544584160 |
| 26 | 37673100256 |