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 | 83 |
| 2 | 6888 |
| 3 | 571621 |
| 4 | 47437655 |
| 5 | 3936753744 |
| 6 | 326703123097 |
| 7 | 27112422463307 |
| 8 | 2250004361331384 |
| 9 | 186723249568041565 |
| 10 | 15495779709786118511 |
| 11 | 1285962992662679794848 |
| 12 | 106719432611292636853873 |
| 13 | 8856426943744626179076611 |
| 14 | 734976716898192680226504840 |