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 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 5 |
| 5 | 11 |
| 6 | 17 |
| 7 | 30 |
| 8 | 43 |
| 9 | 61 |
| 10 | 76 |
| 11 | 112 |
| 12 | 127 |
| 13 | 178 |
| 14 | 207 |
| 15 | 239 |
| 16 | 275 |
| 17 | 362 |
| 18 | 397 |
| 19 | 508 |
| 20 | 555 |
| 21 | 614 |
| 22 | 678 |
| 23 | 839 |
| 24 | 884 |
| 25 | 1005 |
| 26 | 1093 |
| 27 | 1199 |
| 28 | 1278 |
| 29 | 1530 |
| 30 | 1591 |
| 31 | 1882 |
| 32 | 1999 |
| 33 | 2134 |
| 34 | 2276 |
| 35 | 2433 |
| 36 | 2519 |
| 37 | 2922 |
| 38 | 3097 |
| 39 | 3279 |
| 40 | 3392 |
| 41 | 3885 |
| 42 | 4015 |
| 43 | 4564 |
| 44 | 4751 |
| 45 | 4939 |
| 46 | 5187 |
| 47 | 5841 |
| 48 | 5988 |
| 49 | 6423 |