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 | 2 |
| 2 | 7 |
| 3 | 24 |
| 4 | 61 |
| 5 | 111 |
| 6 | 183 |
| 7 | 281 |
| 8 | 409 |
| 9 | 571 |
| 10 | 771 |
| 11 | 1013 |
| 12 | 1301 |
| 13 | 1639 |
| 14 | 2031 |
| 15 | 2481 |
| 16 | 2993 |
| 17 | 3571 |
| 18 | 4219 |
| 19 | 4941 |
| 20 | 5741 |
| 21 | 6623 |
| 22 | 7591 |
| 23 | 8649 |
| 24 | 9801 |
| 25 | 11051 |
| 26 | 12403 |
| 27 | 13861 |
| 28 | 15429 |
| 29 | 17111 |
| 30 | 18911 |
| 31 | 20833 |
| 32 | 22881 |
| 33 | 25059 |
| 34 | 27371 |
| 35 | 29821 |
| 36 | 32413 |
| 37 | 35151 |
| 38 | 38039 |
| 39 | 41081 |
| 40 | 44281 |
| 41 | 47643 |