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 | 26 |
| 2 | 264 |
| 3 | 307 |
| 4 | 836 |
| 5 | 2285 |
| 6 | 2636 |
| 7 | 22865 |
| 8 | 24846 |
| 9 | 30693 |
| 10 | 798644 |
| 11 | 1042151 |
| 12 | 1270869 |
| 13 | 2012748 |
| 14 | 2294675 |
| 15 | 3069307 |
| 16 | 11129361 |
| 17 | 12028229 |
| 18 | 12866669 |
| 19 | 30001253 |
| 20 | 64030648 |
| 21 | 306930693 |
| 22 | 2062386218 |
| 23 | 2481623254 |
| 24 | 10106064399 |
| 25 | 10207355549 |
| 26 | 13579355059 |
| 27 | 22865150135 |
| 28 | 30101273647 |
| 29 | 30693069307 |