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 | 12 |
| 3 | 24 |
| 4 | 44 |
| 5 | 71 |
| 6 | 114 |
| 7 | 165 |
| 8 | 234 |
| 9 | 326 |
| 10 | 427 |
| 11 | 547 |
| 12 | 708 |
| 13 | 873 |
| 14 | 1094 |
| 15 | 1383 |
| 16 | 1650 |
| 17 | 1935 |
| 18 | 2304 |
| 19 | 2782 |
| 20 | 3324 |
| 21 | 3812 |
| 22 | 4368 |
| 23 | 5130 |
| 24 | 5892 |
| 25 | 6745 |
| 26 | 7880 |
| 27 | 8913 |
| 28 | 9919 |
| 29 | 11081 |
| 30 | 12376 |
| 31 | 13932 |
| 32 | 15657 |
| 33 | 17242 |
| 34 | 18892 |
| 35 | 21061 |
| 36 | 23445 |
| 37 | 25553 |
| 38 | 27978 |
| 39 | 31347 |
| 40 | 33981 |
| 41 | 36806 |
| 42 | 39914 |
| 43 | 43592 |