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 | 2 |
| 1 | 5 |
| 2 | 9 |
| 3 | 16 |
| 4 | 23 |
| 5 | 35 |
| 6 | 48 |
| 7 | 69 |
| 8 | 87 |
| 9 | 116 |
| 10 | 145 |
| 11 | 189 |
| 12 | 228 |
| 13 | 287 |
| 14 | 345 |
| 15 | 430 |
| 16 | 501 |
| 17 | 605 |
| 18 | 704 |
| 19 | 843 |
| 20 | 965 |
| 21 | 1136 |
| 22 | 1299 |
| 23 | 1523 |
| 24 | 1716 |
| 25 | 1981 |
| 26 | 2231 |
| 27 | 2566 |
| 28 | 2863 |
| 29 | 3261 |
| 30 | 3638 |
| 31 | 4137 |
| 32 | 4569 |
| 33 | 5140 |
| 34 | 5675 |
| 35 | 6367 |
| 36 | 6984 |
| 37 | 7781 |
| 38 | 8531 |
| 39 | 9490 |
| 40 | 10339 |
| 41 | 11423 |
| 42 | 12440 |
| 43 | 13721 |
| 44 | 14875 |
| 45 | 16328 |
| 46 | 17697 |
| 47 | 19409 |