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 | 2 |
| 3 | 4 |
| 4 | 6 |
| 5 | 9 |
| 6 | 14 |
| 7 | 19 |
| 8 | 26 |
| 9 | 36 |
| 10 | 48 |
| 11 | 62 |
| 12 | 82 |
| 13 | 104 |
| 14 | 132 |
| 15 | 169 |
| 16 | 210 |
| 17 | 260 |
| 18 | 324 |
| 19 | 396 |
| 20 | 484 |
| 21 | 592 |
| 22 | 714 |
| 23 | 860 |
| 24 | 1036 |
| 25 | 1238 |
| 26 | 1474 |
| 27 | 1756 |
| 28 | 2078 |
| 29 | 2452 |
| 30 | 2894 |
| 31 | 3396 |
| 32 | 3976 |
| 33 | 4654 |
| 34 | 5422 |
| 35 | 6309 |
| 36 | 7332 |
| 37 | 8490 |
| 38 | 9816 |
| 39 | 11338 |
| 40 | 13060 |
| 41 | 15018 |
| 42 | 17254 |
| 43 | 19774 |
| 44 | 22630 |
| 45 | 25878 |
| 46 | 29524 |
| 47 | 33642 |