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 | 1 |
| 2 | 7 |
| 3 | 28 |
| 4 | 61 |
| 5 | 144 |
| 6 | 233 |
| 7 | 396 |
| 8 | 517 |
| 9 | 724 |
| 10 | 1061 |
| 11 | 1366 |
| 12 | 1847 |
| 13 | 2286 |
| 14 | 2631 |
| 15 | 3118 |
| 16 | 3803 |
| 17 | 4650 |
| 18 | 5033 |
| 19 | 6222 |
| 20 | 6989 |
| 21 | 7634 |
| 22 | 8743 |
| 23 | 9830 |
| 24 | 10975 |
| 25 | 12628 |
| 26 | 14121 |
| 27 | 15098 |
| 28 | 16329 |
| 29 | 17262 |
| 30 | 18397 |
| 31 | 21852 |
| 32 | 23517 |
| 33 | 25372 |
| 34 | 26959 |
| 35 | 29916 |
| 36 | 31421 |
| 37 | 33846 |
| 38 | 36583 |
| 39 | 38482 |
| 40 | 41067 |
| 41 | 43404 |
| 42 | 45473 |