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 | 364 |
| 2 | 2366 |
| 3 | 15379 |
| 4 | 93457 |
| 5 | 583089 |
| 6 | 3672032 |
| 7 | 22925695 |
| 8 | 143212290 |
| 9 | 896486942 |
| 10 | 5607651699 |
| 11 | 35066570585 |
| 12 | 219346221757 |
| 13 | 1372020569832 |
| 14 | 8581465964097 |
| 15 | 53675165117172 |
| 16 | 335729445819781 |
| 17 | 2099913330669171 |
| 18 | 13134499972175218 |