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 | 6 |
| 2 | 19 |
| 3 | 65 |
| 4 | 164 |
| 5 | 358 |
| 6 | 763 |
| 7 | 1377 |
| 8 | 2474 |
| 9 | 3936 |
| 10 | 6181 |
| 11 | 8979 |
| 12 | 12546 |
| 13 | 16753 |
| 14 | 21422 |
| 15 | 26258 |
| 16 | 31321 |
| 17 | 34969 |
| 18 | 39772 |
| 19 | 40007 |
| 20 | 44030 |
| 21 | 39493 |
| 22 | 42663 |
| 23 | 33716 |
| 24 | 36011 |
| 25 | 24891 |
| 26 | 26363 |
| 27 | 15853 |
| 28 | 16467 |
| 29 | 8717 |
| 30 | 8644 |
| 31 | 4115 |
| 32 | 3667 |
| 33 | 1683 |
| 34 | 1201 |
| 35 | 581 |
| 36 | 281 |
| 37 | 154 |
| 38 | 51 |
| 39 | 21 |
| 40 | 10 |
| 41 | 0 |
| 42 | 1 |