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 | 2 |
| 2 | 5 |
| 3 | 1 |
| 4 | 17 |
| 5 | 13 |
| 6 | 37 |
| 7 | 1 |
| 8 | 1 |
| 9 | 41 |
| 10 | 101 |
| 11 | 61 |
| 12 | 29 |
| 13 | 1 |
| 14 | 197 |
| 15 | 113 |
| 16 | 257 |
| 17 | 1 |
| 18 | 1 |
| 19 | 181 |
| 20 | 401 |
| 21 | 1 |
| 22 | 97 |
| 23 | 53 |
| 24 | 577 |
| 25 | 313 |
| 26 | 677 |
| 27 | 73 |
| 28 | 157 |
| 29 | 421 |
| 30 | 1 |
| 31 | 1 |
| 32 | 1 |
| 33 | 109 |
| 34 | 89 |
| 35 | 613 |
| 36 | 1297 |
| 37 | 137 |
| 38 | 1 |
| 39 | 761 |
| 40 | 1601 |