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 | 42 |
| 1 | 174 |
| 2 | 471 |
| 3 | 1043 |
| 4 | 2044 |
| 5 | 3682 |
| 6 | 6230 |
| 7 | 10038 |
| 8 | 15546 |
| 9 | 23298 |
| 10 | 33957 |
| 11 | 48321 |
| 12 | 67340 |
| 13 | 92134 |
| 14 | 124012 |
| 15 | 164492 |
| 16 | 215322 |
| 17 | 278502 |
| 18 | 356307 |
| 19 | 451311 |
| 20 | 566412 |
| 21 | 704858 |
| 22 | 870274 |
| 23 | 1066690 |
| 24 | 1298570 |
| 25 | 1570842 |
| 26 | 1888929 |
| 27 | 2258781 |
| 28 | 2686908 |
| 29 | 3180414 |
| 30 | 3747032 |