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 | 2080 |
| 2 | 414505 |
| 3 | 28815436 |
| 4 | 49317346 |
| 5 | 3428789455 |
| 6 | 698283666730 |
| 7 | 48548229019381 |
| 8 | 83089887991201 |
| 9 | 5776831256176630 |
| 10 | 1176469718198438755 |
| 11 | 81794153348207147926 |
| 12 | 139990009467226925656 |
| 13 | 9732816854065394603605 |
| 14 | 1982118534159467652450580 |
| 15 | 137806953149317550935817071 |