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 | 8 |
| 3 | 3 |
| 4 | 32 |
| 5 | 5 |
| 6 | 64 |
| 7 | 35 |
| 8 | 512 |
| 9 | 63 |
| 10 | 1024 |
| 11 | 231 |
| 12 | 4096 |
| 13 | 429 |
| 14 | 8192 |
| 15 | 6435 |
| 16 | 131072 |
| 17 | 12155 |
| 18 | 262144 |
| 19 | 46189 |
| 20 | 1048576 |
| 21 | 88179 |
| 22 | 2097152 |
| 23 | 676039 |
| 24 | 16777216 |
| 25 | 1300075 |
| 26 | 33554432 |
| 27 | 5014575 |
| 28 | 134217728 |
| 29 | 9694845 |
| 30 | 268435456 |
| 31 | 300540195 |