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 | 3499211612 |
| 2 | 581869302 |
| 3 | 3890346734 |
| 4 | 3586334585 |
| 5 | 545404204 |
| 6 | 4161255391 |
| 7 | 3922919429 |
| 8 | 949333985 |
| 9 | 2715962298 |
| 10 | 1323567403 |
| 11 | 418932835 |
| 12 | 2350294565 |
| 13 | 1196140740 |
| 14 | 809094426 |
| 15 | 2348838239 |
| 16 | 4264392720 |
| 17 | 4112460519 |
| 18 | 4279768804 |
| 19 | 4144164697 |
| 20 | 4156218106 |
| 21 | 676943009 |
| 22 | 3117454609 |