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 | 10 |
| 4 | 30 |
| 5 | 101 |
| 6 | 137 |
| 7 | 442 |
| 8 | 526 |
| 9 | 1063 |
| 10 | 1202 |
| 11 | 3026 |
| 12 | 1965 |
| 13 | 6085 |
| 14 | 4853 |
| 15 | 7310 |
| 16 | 8654 |
| 17 | 18497 |
| 18 | 10100 |
| 19 | 29242 |
| 20 | 17630 |
| 21 | 29557 |
| 22 | 30857 |
| 23 | 64010 |
| 24 | 30397 |
| 25 | 77601 |
| 26 | 60842 |
| 27 | 89272 |
| 28 | 71913 |
| 29 | 164837 |
| 30 | 60737 |
| 31 | 216226 |
| 32 | 139470 |
| 33 | 188165 |
| 34 | 180338 |
| 35 | 265142 |
| 36 | 152544 |
| 37 | 443557 |
| 38 | 282665 |
| 39 | 371134 |
| 40 | 275726 |
| 41 | 672401 |
| 42 | 251066 |
| 43 | 815410 |
| 44 | 461645 |