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 | 262 |
| 1 | 670 |
| 2 | 1450 |
| 3 | 1690 |
| 4 | 2158 |
| 5 | 4246 |
| 6 | 19522 |
| 7 | 18410 |
| 8 | 34678 |
| 9 | 36926 |
| 10 | 118882 |
| 11 | 146998 |
| 12 | 290566 |
| 13 | 377966 |
| 14 | 240038 |
| 15 | 381466 |
| 16 | 407054 |
| 17 | 178898 |
| 18 | 147146 |
| 19 | 149714 |
| 20 | 159458 |
| 21 | 149378 |
| 22 | 129242 |
| 23 | 117958 |
| 24 | 157822 |
| 25 | 350014 |
| 26 | 489878 |
| 27 | 180770 |
| 28 | 155930 |
| 29 | 395686 |
| 30 | 510386 |
| 31 | 292426 |
| 32 | 514294 |
| 33 | 503114 |
| 34 | 264490 |
| 35 | 435670 |
| 36 | 482882 |
| 37 | 311674 |
| 38 | 452774 |
| 39 | 353570 |
| 40 | 323374 |
| 41 | 369638 |
| 42 | 321926 |
| 43 | 293726 |