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) |
|---|---|
| 0 | 1 |
| 1 | 15 |
| 2 | 70 |
| 3 | 210 |
| 4 | 495 |
| 5 | 1001 |
| 6 | 1820 |
| 7 | 3060 |
| 8 | 4845 |
| 9 | 7315 |
| 10 | 10626 |
| 11 | 14950 |
| 12 | 20475 |
| 13 | 27405 |
| 14 | 35960 |
| 15 | 46376 |
| 16 | 58905 |
| 17 | 73815 |
| 18 | 91390 |
| 19 | 111930 |
| 20 | 135751 |
| 21 | 163185 |
| 22 | 194580 |
| 23 | 230300 |
| 24 | 270725 |
| 25 | 316251 |
| 26 | 367290 |
| 27 | 424270 |
| 28 | 487635 |
| 29 | 557845 |
| 30 | 635376 |
| 31 | 720720 |
| 32 | 814385 |
| 33 | 916895 |
| 34 | 1028790 |
| 35 | 1150626 |
| 36 | 1282975 |