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 | 36 |
| 2 | 276 |
| 3 | 1081 |
| 4 | 1770 |
| 5 | 5886 |
| 6 | 5671 |
| 7 | 12246 |
| 8 | 16653 |
| 9 | 60031 |
| 10 | 60726 |
| 11 | 147153 |
| 12 | 293761 |
| 13 | 264628 |
| 14 | 257403 |
| 15 | 574056 |
| 16 | 665281 |
| 17 | 477753 |
| 18 | 1345620 |
| 19 | 1512930 |
| 20 | 1450956 |
| 21 | 2039190 |
| 22 | 1695561 |
| 23 | 1682695 |
| 24 | 3454506 |
| 25 | 3560446 |
| 26 | 3932610 |
| 27 | 2595781 |
| 28 | 3589860 |
| 29 | 3969153 |
| 30 | 4258821 |
| 31 | 8427565 |
| 32 | 9003646 |
| 33 | 12110581 |