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 | 3 |
| 2 | 857 |
| 3 | 1459 |
| 4 | 4889 |
| 5 | 50753 |
| 6 | 51481 |
| 7 | 66377 |
| 8 | 119107 |
| 9 | 210961 |
| 10 | 262937 |
| 11 | 308801 |
| 12 | 525017 |
| 13 | 531569 |
| 14 | 539633 |
| 15 | 562691 |
| 16 | 766739 |
| 17 | 797681 |
| 18 | 840241 |
| 19 | 1000793 |
| 20 | 1046657 |
| 21 | 1078507 |
| 22 | 1772291 |
| 23 | 1864873 |
| 24 | 2303003 |
| 25 | 2834443 |
| 26 | 2986777 |
| 27 | 3032641 |
| 28 | 3107729 |
| 29 | 3365777 |
| 30 | 4757609 |
| 31 | 4804201 |
| 32 | 5135609 |
| 33 | 5987593 |
| 34 | 7530329 |
| 35 | 7534361 |
| 36 | 7743529 |
| 37 | 8061041 |