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 | 12400 |
| 2 | 151396 |
| 3 | 503800 |
| 4 | 831400 |
| 5 | 1050028 |
| 6 | 1134196 |
| 7 | 1461796 |
| 8 | 1486600 |
| 9 | 1637296 |
| 10 | 1762288 |
| 11 | 1814200 |
| 12 | 1987468 |
| 13 | 2424940 |
| 14 | 2444596 |
| 15 | 2449744 |
| 16 | 3237388 |
| 17 | 3427396 |
| 18 | 3452200 |
| 19 | 3779800 |
| 20 | 4082596 |
| 21 | 4574608 |
| 22 | 4799788 |
| 23 | 4862284 |
| 24 | 4887088 |
| 25 | 5065396 |
| 26 | 5674732 |
| 27 | 5745400 |
| 28 | 6048196 |
| 29 | 6375796 |