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 | 4 |
| 4 | 6 |
| 5 | 9 |
| 6 | 14 |
| 7 | 20 |
| 8 | 26 |
| 9 | 36 |
| 10 | 47 |
| 11 | 60 |
| 12 | 80 |
| 13 | 102 |
| 14 | 127 |
| 15 | 159 |
| 16 | 194 |
| 17 | 236 |
| 18 | 291 |
| 19 | 355 |
| 20 | 425 |
| 21 | 514 |
| 22 | 611 |
| 23 | 718 |
| 24 | 856 |
| 25 | 1009 |
| 26 | 1182 |
| 27 | 1381 |
| 28 | 1605 |
| 29 | 1861 |
| 30 | 2156 |
| 31 | 2496 |
| 32 | 2873 |
| 33 | 3299 |
| 34 | 3778 |
| 35 | 4301 |
| 36 | 4902 |
| 37 | 5574 |
| 38 | 6325 |
| 39 | 7176 |
| 40 | 8116 |
| 41 | 9152 |
| 42 | 10317 |
| 43 | 11610 |
| 44 | 13028 |
| 45 | 14611 |
| 46 | 16354 |
| 47 | 18259 |
| 48 | 20365 |