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 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 2 |
| 7 | 3 |
| 8 | 4 |
| 9 | 5 |
| 10 | 7 |
| 11 | 9 |
| 12 | 12 |
| 13 | 15 |
| 14 | 19 |
| 15 | 24 |
| 16 | 31 |
| 17 | 39 |
| 18 | 50 |
| 19 | 64 |
| 20 | 82 |
| 21 | 104 |
| 22 | 133 |
| 23 | 169 |
| 24 | 215 |
| 25 | 273 |
| 26 | 348 |
| 27 | 443 |
| 28 | 563 |
| 29 | 717 |
| 30 | 912 |
| 31 | 1160 |
| 32 | 1475 |
| 33 | 1877 |
| 34 | 2388 |
| 35 | 3037 |
| 36 | 3863 |
| 37 | 4915 |
| 38 | 6252 |
| 39 | 7952 |
| 40 | 10116 |
| 41 | 12867 |
| 42 | 16368 |
| 43 | 20820 |
| 44 | 26484 |
| 45 | 33688 |
| 46 | 42852 |
| 47 | 54508 |
| 48 | 69336 |
| 49 | 88197 |
| 50 | 112188 |