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 | 7475 |
| 2 | 19895 |
| 3 | 69445 |
| 4 | 87725 |
| 5 | 80735 |
| 6 | 205975 |
| 7 | 504095 |
| 8 | 212605 |
| 9 | 125081 |
| 10 | 1274665 |
| 11 | 720055 |
| 12 | 181445 |
| 13 | 1044005 |
| 14 | 492929 |
| 15 | 891335 |
| 16 | 1346365 |
| 17 | 5501795 |
| 18 | 7360445 |
| 19 | 8179505 |
| 20 | 9489095 |
| 21 | 10628035 |
| 22 | 3850775 |
| 23 | 3138905 |
| 24 | 14618765 |
| 25 | 15377605 |
| 26 | 34181 |
| 27 | 17907265 |
| 28 | 21377825 |
| 29 | 23942035 |
| 30 | 5047511 |
| 31 | 13694965 |
| 32 | 6868865 |
| 33 | 28713125 |