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 | 2 |
| 2 | 15 |
| 3 | 55 |
| 4 | 108 |
| 5 | 195 |
| 6 | 256 |
| 7 | 370 |
| 8 | 419 |
| 9 | 437 |
| 10 | 782 |
| 11 | 1616 |
| 12 | 1857 |
| 13 | 3055 |
| 14 | 4806 |
| 15 | 5851 |
| 16 | 6142 |
| 17 | 6275 |
| 18 | 6487 |
| 19 | 7161 |
| 20 | 7278 |
| 21 | 7591 |
| 22 | 13041 |
| 23 | 13122 |
| 24 | 13179 |
| 25 | 14904 |
| 26 | 14979 |
| 27 | 15451 |
| 28 | 21767 |
| 29 | 32056 |
| 30 | 39478 |
| 31 | 79649 |
| 32 | 148518 |
| 33 | 174716 |
| 34 | 273952 |
| 35 | 400581 |