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 | 0 |
| 4 | 1 |
| 5 | 1 |
| 6 | 0 |
| 7 | 1 |
| 8 | 11 |
| 9 | 1 |
| 10 | 0 |
| 11 | 1 |
| 12 | 31 |
| 13 | 5318 |
| 14 | 1 |
| 15 | 0 |
| 16 | 1 |
| 17 | 40 |
| 18 | 2976610 |
| 19 | 22831676 |
| 20 | 1 |
| 21 | 0 |
| 22 | 1 |
| 23 | 41 |
| 24 | 151280046 |
| 25 | 39123956055580 |
| 26 | 915294166360 |
| 27 | 1 |
| 28 | 0 |
| 29 | 1 |
| 30 | 41 |
| 31 | 1780127826 |
| 32 | 724448862721697721 |
| 33 | 69275022816331822721697 |
| 34 | 348567447145791344 |
| 35 | 1 |
| 36 | 0 |
| 37 | 1 |
| 38 | 41 |