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 | 3 |
| 2 | 3 |
| 3 | 3 |
| 4 | 3 |
| 5 | 9 |
| 6 | 39 |
| 7 | 9 |
| 8 | 3 |
| 9 | 11 |
| 10 | 3 |
| 11 | 15 |
| 12 | 9 |
| 13 | 9 |
| 14 | 3 |
| 15 | 3 |
| 16 | 15 |
| 17 | 5 |
| 18 | 9 |
| 19 | 63 |
| 20 | 15 |
| 21 | 27 |
| 22 | 39 |
| 23 | 41 |
| 24 | 3 |
| 25 | 51 |
| 26 | 3 |
| 27 | 59 |
| 28 | 75 |
| 29 | 119 |
| 30 | 99 |
| 31 | 71 |
| 32 | 141 |
| 33 | 209 |
| 34 | 87 |
| 35 | 65 |
| 36 | 3 |
| 37 | 275 |
| 38 | 45 |
| 39 | 23 |
| 40 | 21 |
| 41 | 27 |
| 42 | 27 |
| 43 | 69 |
| 44 | 477 |
| 45 | 59 |
| 46 | 147 |
| 47 | 231 |
| 48 | 1605 |
| 49 | 9 |
| 50 | 291 |
| 51 | 65 |
| 52 | 15 |
| 53 | 75 |
| 54 | 57 |
| 55 | 9 |
| 56 | 225 |
| 57 | 119 |
| 58 | 273 |
| 59 | 855 |
| 60 | 33 |
| 61 | 77 |
| 62 | 513 |
| 63 | 3 |
| 64 | 219 |
| 65 | 75 |
| 66 | 51 |
| 67 | 489 |
| 68 | 369 |