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 | 11 |
| 3 | 29 |
| 4 | 83 |
| 5 | 89 |
| 6 | 107 |
| 7 | 251 |
| 8 | 269 |
| 9 | 809 |
| 10 | 971 |
| 11 | 2213 |
| 12 | 2267 |
| 13 | 6563 |
| 14 | 6569 |
| 15 | 6803 |
| 16 | 8747 |
| 17 | 19709 |
| 18 | 19763 |
| 19 | 20411 |
| 20 | 59051 |
| 21 | 65609 |
| 22 | 177173 |
| 23 | 183707 |
| 24 | 531521 |
| 25 | 538001 |
| 26 | 590489 |
| 27 | 1594331 |
| 28 | 1594403 |
| 29 | 1595051 |
| 30 | 1596509 |
| 31 | 4782971 |
| 32 | 4782977 |
| 33 | 4783697 |
| 34 | 14348909 |
| 35 | 14349149 |
| 36 | 14526053 |
| 37 | 14880347 |