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 | 6 |
| 2 | 1 |
| 3 | 39 |
| 4 | 12 |
| 5 | 1 |
| 6 | 327 |
| 7 | 138 |
| 8 | 18 |
| 9 | 1 |
| 10 | 3556 |
| 11 | 1830 |
| 12 | 297 |
| 13 | 24 |
| 14 | 1 |
| 15 | 48659 |
| 16 | 28805 |
| 17 | 5349 |
| 18 | 516 |
| 19 | 30 |
| 20 | 1 |
| 21 | 812462 |
| 22 | 535004 |
| 23 | 109095 |
| 24 | 11724 |
| 25 | 795 |
| 26 | 36 |
| 27 | 1 |
| 28 | 16136404 |
| 29 | 11568197 |
| 30 | 2529909 |
| 31 | 292894 |
| 32 | 21795 |
| 33 | 1134 |
| 34 | 42 |
| 35 | 1 |
| 36 | 373415239 |
| 37 | 287143993 |
| 38 | 66345668 |
| 39 | 8117624 |
| 40 | 643790 |
| 41 | 36402 |
| 42 | 1533 |