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 | 2 |
| 2 | 7 |
| 3 | 14 |
| 4 | 27 |
| 5 | 58 |
| 6 | 111 |
| 7 | 182 |
| 8 | 279 |
| 9 | 404 |
| 10 | 617 |
| 11 | 872 |
| 12 | 1199 |
| 13 | 1580 |
| 14 | 2045 |
| 15 | 2678 |
| 16 | 3437 |
| 17 | 4300 |
| 18 | 5305 |
| 19 | 6430 |
| 20 | 7903 |
| 21 | 9530 |
| 22 | 11389 |
| 23 | 13420 |
| 24 | 15707 |
| 25 | 18460 |
| 26 | 21537 |
| 27 | 24870 |
| 28 | 28553 |
| 29 | 32518 |
| 30 | 37265 |
| 31 | 42342 |
| 32 | 47905 |
| 33 | 53828 |
| 34 | 60267 |
| 35 | 67620 |
| 36 | 75589 |
| 37 | 84034 |
| 38 | 93127 |
| 39 | 102734 |
| 40 | 113729 |
| 41 | 125300 |