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 | 1 |
| 2 | 2 |
| 3 | 6 |
| 4 | 26 |
| 5 | 78 |
| 6 | 202 |
| 7 | 606 |
| 8 | 794 |
| 9 | 2382 |
| 10 | 2462 |
| 11 | 2626 |
| 12 | 7386 |
| 13 | 7878 |
| 14 | 8914 |
| 15 | 10322 |
| 16 | 12178 |
| 17 | 26742 |
| 18 | 30966 |
| 19 | 32006 |
| 20 | 36534 |
| 21 | 42374 |
| 22 | 43954 |
| 23 | 47206 |
| 24 | 80194 |
| 25 | 96018 |
| 26 | 115882 |
| 27 | 127122 |
| 28 | 131862 |
| 29 | 141618 |
| 30 | 149782 |
| 31 | 158314 |
| 32 | 160978 |
| 33 | 184622 |
| 34 | 217058 |
| 35 | 240582 |
| 36 | 248662 |
| 37 | 260422 |
| 38 | 347646 |
| 39 | 449346 |