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 | 4683 |
| 1 | 25988 |
| 2 | 87135 |
| 3 | 227304 |
| 4 | 507035 |
| 5 | 1014348 |
| 6 | 1871583 |
| 7 | 3242960 |
| 8 | 5342859 |
| 9 | 8444820 |
| 10 | 12891263 |
| 11 | 19103928 |
| 12 | 27595035 |
| 13 | 38979164 |
| 14 | 53985855 |
| 15 | 73472928 |
| 16 | 98440523 |
| 17 | 130045860 |
| 18 | 169618719 |
| 19 | 218677640 |
| 20 | 278946843 |
| 21 | 352373868 |
| 22 | 441147935 |
| 23 | 547719024 |
| 24 | 674817675 |
| 25 | 825475508 |