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 | 11 |
| 3 | 121 |
| 4 | 253 |
| 5 | 737 |
| 6 | 1331 |
| 7 | 2783 |
| 8 | 5819 |
| 9 | 8107 |
| 10 | 14641 |
| 11 | 16951 |
| 12 | 30613 |
| 13 | 49379 |
| 14 | 64009 |
| 15 | 89177 |
| 16 | 116897 |
| 17 | 133837 |
| 18 | 161051 |
| 19 | 186461 |
| 20 | 336743 |
| 21 | 389873 |
| 22 | 543169 |
| 23 | 640343 |
| 24 | 704099 |
| 25 | 980947 |
| 26 | 1135717 |
| 27 | 1285867 |
| 28 | 1292071 |
| 29 | 1472207 |
| 30 | 1771561 |
| 31 | 2051071 |
| 32 | 2688631 |