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 | 4 |
| 2 | 14 |
| 3 | 31 |
| 4 | 63 |
| 5 | 112 |
| 6 | 176 |
| 7 | 264 |
| 8 | 385 |
| 9 | 529 |
| 10 | 712 |
| 11 | 932 |
| 12 | 1184 |
| 13 | 1503 |
| 14 | 1833 |
| 15 | 2234 |
| 16 | 2689 |
| 17 | 3207 |
| 18 | 3779 |
| 19 | 4408 |
| 20 | 5117 |
| 21 | 5913 |
| 22 | 6747 |
| 23 | 7657 |
| 24 | 8667 |
| 25 | 9766 |
| 26 | 10938 |
| 27 | 12240 |
| 28 | 13612 |
| 29 | 15071 |
| 30 | 16578 |
| 31 | 18266 |
| 32 | 20081 |
| 33 | 22007 |
| 34 | 23989 |
| 35 | 26100 |
| 36 | 28334 |
| 37 | 30695 |
| 38 | 33221 |
| 39 | 35811 |
| 40 | 38569 |
| 41 | 41474 |