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 | 5 |
| 2 | 537 |
| 3 | 3425 |
| 4 | 38736 |
| 5 | 338204 |
| 6 | 3420704 |
| 7 | 32181643 |
| 8 | 310963650 |
| 9 | 2973099477 |
| 10 | 28539661221 |
| 11 | 273649285789 |
| 12 | 2623829240629 |
| 13 | 25163515492994 |
| 14 | 241281374262345 |
| 15 | 2313955414338689 |
| 16 | 22188973218594562 |
| 17 | 212790004250803955 |