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 | 33 |
| 2 | 387 |
| 3 | 2003 |
| 4 | 6963 |
| 5 | 18841 |
| 6 | 43293 |
| 7 | 88301 |
| 8 | 164873 |
| 9 | 287151 |
| 10 | 473293 |
| 11 | 745359 |
| 12 | 1130441 |
| 13 | 1660283 |
| 14 | 2372685 |
| 15 | 3310839 |
| 16 | 4525059 |
| 17 | 6071723 |
| 18 | 8015439 |
| 19 | 10427561 |
| 20 | 13388757 |
| 21 | 16987109 |
| 22 | 21321159 |
| 23 | 26497455 |
| 24 | 32634197 |
| 25 | 39858185 |
| 26 | 48309035 |
| 27 | 58135563 |
| 28 | 69500619 |