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 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 128 |
| 5 | 1 |
| 6 | 2315 |
| 7 | 1 |
| 8 | 16384 |
| 9 | 2187 |
| 10 | 78253 |
| 11 | 1 |
| 12 | 296320 |
| 13 | 1 |
| 14 | 823671 |
| 15 | 80312 |
| 16 | 2097152 |
| 17 | 1 |
| 18 | 5062905 |
| 19 | 1 |
| 20 | 10016384 |
| 21 | 825730 |
| 22 | 19487299 |
| 23 | 1 |
| 24 | 37928960 |
| 25 | 78125 |
| 26 | 62748645 |
| 27 | 4782969 |
| 28 | 105429888 |
| 29 | 1 |
| 30 | 181139311 |
| 31 | 1 |
| 32 | 268435456 |
| 33 | 19489358 |
| 34 | 410338801 |
| 35 | 901668 |
| 36 | 648051840 |
| 37 | 1 |
| 38 | 893871867 |
| 39 | 62750704 |