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 | 3 |
| 2 | 5 |
| 3 | 8 |
| 4 | 13 |
| 5 | 20 |
| 6 | 29 |
| 7 | 42 |
| 8 | 62 |
| 9 | 91 |
| 10 | 132 |
| 11 | 192 |
| 12 | 281 |
| 13 | 410 |
| 14 | 597 |
| 15 | 870 |
| 16 | 1269 |
| 17 | 1851 |
| 18 | 2698 |
| 19 | 3933 |
| 20 | 5735 |
| 21 | 8362 |
| 22 | 12191 |
| 23 | 17774 |
| 24 | 25915 |
| 25 | 37784 |
| 26 | 55088 |
| 27 | 80317 |
| 28 | 117102 |
| 29 | 170734 |
| 30 | 248927 |
| 31 | 362932 |
| 32 | 529151 |
| 33 | 771496 |
| 34 | 1124831 |
| 35 | 1639989 |
| 36 | 2391084 |
| 37 | 3486171 |
| 38 | 5082793 |
| 39 | 7410648 |
| 40 | 10804633 |
| 41 | 15753020 |
| 42 | 22967705 |
| 43 | 33486626 |
| 44 | 48823082 |
| 45 | 71183443 |
| 46 | 103784568 |