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 | 4118054813 |
| 1 | 3889050246 |
| 2 | 3811334076 |
| 3 | 3762566522 |
| 4 | 3727130485 |
| 5 | 3699365644 |
| 6 | 3676572524 |
| 7 | 3657309217 |
| 8 | 3640604059 |
| 9 | 3625924432 |
| 10 | 3612791400 |
| 11 | 3600947714 |
| 12 | 3590161711 |
| 13 | 3580266494 |
| 14 | 3571130592 |
| 15 | 3562622357 |
| 16 | 3554715520 |
| 17 | 3547310538 |
| 18 | 3540307017 |
| 19 | 3533730778 |
| 20 | 3527508038 |
| 21 | 3521536373 |