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) |
|---|---|
| 0 | 1 |
| 1 | 26 |
| 2 | 403 |
| 3 | 4706 |
| 4 | 45539 |
| 5 | 383630 |
| 6 | 2899936 |
| 7 | 20071012 |
| 8 | 129029953 |
| 9 | 778729224 |
| 10 | 4448625272 |
| 11 | 24212010550 |
| 12 | 126207077867 |
| 13 | 632795395052 |
| 14 | 3062954205181 |
| 15 | 14356406110410 |
| 16 | 65330892459924 |
| 17 | 289297563109646 |