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 | 9 |
| 3 | 43 |
| 4 | 139 |
| 5 | 327 |
| 6 | 703 |
| 7 | 1259 |
| 8 | 2183 |
| 9 | 3487 |
| 10 | 5355 |
| 11 | 7723 |
| 12 | 11031 |
| 13 | 15111 |
| 14 | 20535 |
| 15 | 26995 |
| 16 | 34875 |
| 17 | 44195 |
| 18 | 55819 |
| 19 | 69063 |
| 20 | 85203 |
| 21 | 103587 |
| 22 | 124859 |
| 23 | 148599 |
| 24 | 176579 |
| 25 | 207627 |
| 26 | 243323 |
| 27 | 282539 |
| 28 | 326759 |
| 29 | 375287 |
| 30 | 430615 |
| 31 | 490303 |
| 32 | 557779 |
| 33 | 631267 |
| 34 | 712091 |
| 35 | 798939 |
| 36 | 894315 |
| 37 | 996459 |
| 38 | 1109691 |