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) |
|---|---|
| 0 | 2047 |
| 1 | 63551 |
| 2 | 211399 |
| 3 | 350937 |
| 4 | 437610 |
| 5 | 617330 |
| 6 | 701852 |
| 7 | 1326734 |
| 8 | 2399635 |
| 9 | 3345329 |
| 10 | 3948855 |
| 11 | 5209182 |
| 12 | 7660865 |
| 13 | 9406857 |
| 14 | 14789172 |
| 15 | 18341345 |
| 16 | 23517434 |
| 17 | 25347166 |
| 18 | 26851691 |
| 19 | 29865293 |
| 20 | 46824252 |
| 21 | 91095814 |
| 22 | 101522962 |
| 23 | 168021398 |