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 | 12705 |
| 2 | 13020 |
| 3 | 105525 |
| 4 | 256410 |
| 5 | 966840 |
| 6 | 1707510 |
| 7 | 1944495 |
| 8 | 2310000 |
| 9 | 2478630 |
| 10 | 3132675 |
| 11 | 3836070 |
| 12 | 3976770 |
| 13 | 4112430 |
| 14 | 4532325 |
| 15 | 5499585 |
| 16 | 5920005 |
| 17 | 6610485 |
| 18 | 7390845 |
| 19 | 8552250 |
| 20 | 10739505 |
| 21 | 11120340 |
| 22 | 12231450 |
| 23 | 12338130 |
| 24 | 13243230 |
| 25 | 16467255 |