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 | 210 |
| 2 | 330 |
| 3 | 2262 |
| 4 | 3290 |
| 5 | 4030 |
| 6 | 4510 |
| 7 | 4845 |
| 8 | 5370 |
| 9 | 6902 |
| 10 | 7315 |
| 11 | 8855 |
| 12 | 10542 |
| 13 | 13490 |
| 14 | 15555 |
| 15 | 15862 |
| 16 | 16485 |
| 17 | 18095 |
| 18 | 18426 |
| 19 | 19437 |
| 20 | 21182 |
| 21 | 23002 |
| 22 | 24130 |
| 23 | 28497 |
| 24 | 29330 |
| 25 | 30602 |
| 26 | 31465 |
| 27 | 36426 |
| 28 | 44290 |
| 29 | 46905 |
| 30 | 49595 |
| 31 | 50142 |
| 32 | 54626 |
| 33 | 60501 |
| 34 | 67310 |
| 35 | 67947 |
| 36 | 72490 |
| 37 | 77862 |
| 38 | 79235 |
| 39 | 83426 |
| 40 | 84135 |