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) |
|---|---|
| 2 | 3 |
| 3 | 7 |
| 4 | 18 |
| 5 | 24 |
| 6 | 48 |
| 7 | 56 |
| 8 | 87 |
| 9 | 109 |
| 10 | 147 |
| 11 | 159 |
| 12 | 235 |
| 13 | 249 |
| 14 | 301 |
| 15 | 355 |
| 16 | 434 |
| 17 | 452 |
| 18 | 563 |
| 19 | 583 |
| 20 | 705 |
| 21 | 779 |
| 22 | 859 |
| 23 | 883 |
| 24 | 1087 |
| 25 | 1143 |
| 26 | 1237 |
| 27 | 1331 |
| 28 | 1499 |
| 29 | 1529 |
| 30 | 1781 |
| 31 | 1813 |
| 32 | 2004 |
| 33 | 2118 |
| 34 | 2240 |
| 35 | 2358 |
| 36 | 2701 |
| 37 | 2739 |
| 38 | 2875 |
| 39 | 3009 |
| 40 | 3339 |
| 41 | 3381 |
| 42 | 3729 |
| 43 | 3773 |