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 | 3 |
| 2 | 7 |
| 3 | 503 |
| 4 | 4003 |
| 5 | 10979 |
| 6 | 32003 |
| 7 | 87811 |
| 8 | 157219 |
| 9 | 219491 |
| 10 | 470599 |
| 11 | 665503 |
| 12 | 821519 |
| 13 | 907927 |
| 14 | 2048003 |
| 15 | 3764771 |
| 16 | 4370911 |
| 17 | 6572131 |
| 18 | 9410551 |
| 19 | 12194503 |
| 20 | 12448547 |
| 21 | 14609059 |
| 22 | 16384003 |
| 23 | 25326503 |
| 24 | 30118147 |
| 25 | 34967267 |
| 26 | 44957699 |
| 27 | 48035959 |
| 28 | 55990087 |
| 29 | 58824503 |
| 30 | 62500003 |
| 31 | 63253007 |
| 32 | 131072003 |