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) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 3 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 7 |
| 10 | 3 |
| 11 | 93 |
| 12 | 1 |
| 13 | 315 |
| 14 | 1 |
| 15 | 1 |
| 16 | 1 |
| 17 | 15 |
| 18 | 7 |
| 19 | 13797 |
| 20 | 3 |
| 21 | 3 |
| 22 | 93 |
| 23 | 89 |
| 24 | 1 |
| 25 | 41943 |
| 26 | 315 |
| 27 | 9709 |
| 28 | 1 |
| 29 | 9256395 |
| 30 | 1 |
| 31 | 1 |
| 32 | 1 |
| 33 | 31 |
| 34 | 15 |
| 35 | 117 |
| 36 | 7 |
| 37 | 1857283155 |
| 38 | 13797 |
| 39 | 105 |
| 40 | 3 |
| 41 | 25575 |
| 42 | 3 |
| 43 | 381 |
| 44 | 93 |
| 45 | 91 |
| 46 | 89 |
| 47 | 178481 |
| 48 | 1 |
| 49 | 42799 |
| 50 | 41943 |
| 51 | 5 |
| 52 | 315 |
| 53 | 84973577874915 |
| 54 | 9709 |
| 55 | 19065 |
| 56 | 1 |
| 57 | 4599 |
| 58 | 9256395 |