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) |
|---|---|
| 2 | 509203 |
| 3 | 63064644938 |
| 4 | 9 |
| 5 | 346802 |
| 6 | 84687 |
| 7 | 408034255082 |
| 8 | 14 |
| 9 | 4 |
| 10 | 10176 |
| 11 | 862 |
| 12 | 25 |
| 13 | 302 |
| 14 | 4 |
| 15 | 36370321851498 |
| 16 | 9 |
| 17 | 86 |
| 18 | 246 |
| 19 | 144 |
| 20 | 8 |
| 21 | 560 |
| 22 | 4461 |
| 23 | 476 |
| 24 | 4 |
| 25 | 36 |
| 26 | 149 |
| 27 | 8 |
| 28 | 144 |
| 29 | 4 |
| 30 | 1369 |
| 31 | 134718 |
| 32 | 10 |
| 33 | 16 |
| 34 | 6 |
| 35 | 287860 |
| 36 | 4 |
| 37 | 7772 |
| 38 | 13 |
| 39 | 4 |
| 40 | 81 |
| 41 | 8 |
| 42 | 15137 |
| 43 | 672 |
| 44 | 4 |
| 45 | 22564 |
| 46 | 8177 |
| 47 | 14 |
| 48 | 3226 |
| 49 | 36 |
| 50 | 16 |