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 | 42 |
| 2 | 2697 |
| 3 | 29805 |
| 4 | 163914 |
| 5 | 616008 |
| 6 | 1819539 |
| 7 | 4550763 |
| 8 | 10075380 |
| 9 | 20321478 |
| 10 | 38078781 |
| 11 | 67224201 |
| 12 | 112973694 |
| 13 | 182160420 |
| 14 | 283539207 |
| 15 | 428117319 |
| 16 | 629511528 |
| 17 | 904331490 |
| 18 | 1272589425 |
| 19 | 1758136101 |
| 20 | 2389123122 |
| 21 | 3198491520 |
| 22 | 4224486651 |
| 23 | 5511199395 |
| 24 | 7109133660 |
| 25 | 9075800190 |
| 26 | 11476336677 |
| 27 | 14384154177 |