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) |
|---|---|
| 43 | 1 |
| 44 | 1 |
| 45 | 3 |
| 46 | 3 |
| 47 | 5 |
| 48 | 5 |
| 49 | 9 |
| 50 | 12 |
| 51 | 21 |
| 52 | 27 |
| 53 | 41 |
| 54 | 46 |
| 55 | 74 |
| 56 | 99 |
| 57 | 137 |
| 58 | 153 |
| 59 | 203 |
| 60 | 307 |
| 61 | 414 |
| 62 | 464 |
| 63 | 612 |
| 64 | 788 |
| 65 | 1126 |
| 66 | 1292 |
| 67 | 1645 |
| 68 | 2039 |
| 69 | 2614 |
| 70 | 3291 |
| 71 | 4120 |
| 72 | 5127 |
| 73 | 6356 |
| 74 | 7180 |
| 75 | 9786 |