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 | 9 |
| 2 | 33 |
| 3 | 82 |
| 4 | 165 |
| 5 | 291 |
| 6 | 469 |
| 7 | 708 |
| 8 | 1017 |
| 9 | 1405 |
| 10 | 1881 |
| 11 | 2454 |
| 12 | 3133 |
| 13 | 3927 |
| 14 | 4845 |
| 15 | 5896 |
| 16 | 7089 |
| 17 | 8433 |
| 18 | 9937 |
| 19 | 11610 |
| 20 | 13461 |
| 21 | 15499 |
| 22 | 17733 |
| 23 | 20172 |
| 24 | 22825 |
| 25 | 25701 |
| 26 | 28809 |
| 27 | 32158 |
| 28 | 35757 |
| 29 | 39615 |
| 30 | 43741 |
| 31 | 48144 |
| 32 | 52833 |
| 33 | 57817 |
| 34 | 63105 |
| 35 | 68706 |
| 36 | 74629 |
| 37 | 80883 |
| 38 | 87477 |
| 39 | 94420 |