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 | 448 |
| 2 | 3544 |
| 3 | 14294 |
| 4 | 40420 |
| 5 | 92348 |
| 6 | 183208 |
| 7 | 328834 |
| 8 | 547764 |
| 9 | 861240 |
| 10 | 1293208 |
| 11 | 1870318 |
| 12 | 2621924 |
| 13 | 3580084 |
| 14 | 4779560 |
| 15 | 6257818 |
| 16 | 8055028 |
| 17 | 10214064 |
| 18 | 12780504 |
| 19 | 15802630 |
| 20 | 19331428 |
| 21 | 23420588 |
| 22 | 28126504 |
| 23 | 33508274 |
| 24 | 39627700 |
| 25 | 46549288 |
| 26 | 54340248 |
| 27 | 63070494 |
| 28 | 72812644 |