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 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 7 |
| 6 | 11 |
| 7 | 15 |
| 8 | 22 |
| 9 | 30 |
| 10 | 42 |
| 11 | 56 |
| 12 | 76 |
| 13 | 99 |
| 14 | 130 |
| 15 | 168 |
| 16 | 216 |
| 17 | 274 |
| 18 | 348 |
| 19 | 435 |
| 20 | 544 |
| 21 | 674 |
| 22 | 831 |
| 23 | 1017 |
| 24 | 1244 |
| 25 | 1507 |
| 26 | 1823 |
| 27 | 2193 |
| 28 | 2629 |
| 29 | 3136 |
| 30 | 3734 |
| 31 | 4420 |
| 32 | 5223 |
| 33 | 6148 |
| 34 | 7215 |
| 35 | 8438 |
| 36 | 9850 |
| 37 | 11453 |
| 38 | 13292 |
| 39 | 15382 |
| 40 | 17758 |
| 41 | 20447 |
| 42 | 23502 |
| 43 | 26935 |
| 44 | 30818 |
| 45 | 35181 |
| 46 | 40082 |
| 47 | 45570 |