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 | 801339 |
| 2 | 962649 |
| 3 | 7353339 |
| 4 | 21964299 |
| 5 | 41642139 |
| 6 | 48049689 |
| 7 | 55455939 |
| 8 | 89034939 |
| 9 | 89851449 |
| 10 | 92253849 |
| 11 | 105259539 |
| 12 | 107948379 |
| 13 | 109455339 |
| 14 | 114295449 |
| 15 | 116754939 |
| 16 | 122349369 |
| 17 | 135575979 |
| 18 | 156009849 |
| 19 | 159521049 |
| 20 | 173645439 |
| 21 | 188586699 |
| 22 | 192674169 |
| 23 | 193137849 |
| 24 | 220301769 |
| 25 | 221355125 |