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 | 3757261 |
| 2 | 10440301 |
| 3 | 24906181 |
| 4 | 35391061 |
| 5 | 35781661 |
| 6 | 38921941 |
| 7 | 40890541 |
| 8 | 51661261 |
| 9 | 67342981 |
| 10 | 75938701 |
| 11 | 76528741 |
| 12 | 79017061 |
| 13 | 91043101 |
| 14 | 124464181 |
| 15 | 149911141 |
| 16 | 151954501 |
| 17 | 152670541 |
| 18 | 152698681 |
| 19 | 162179581 |
| 20 | 177779461 |
| 21 | 184238581 |
| 22 | 190380061 |
| 23 | 199495741 |
| 24 | 228968581 |
| 25 | 230833441 |