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 | 253444777 |
| 2 | 271386581 |
| 3 | 286000489 |
| 4 | 415893013 |
| 5 | 475992773 |
| 6 | 523294549 |
| 7 | 620164949 |
| 8 | 794689481 |
| 9 | 838188877 |
| 10 | 840725323 |
| 11 | 846389227 |
| 12 | 884106599 |
| 13 | 884951807 |
| 14 | 908725507 |
| 15 | 941796223 |
| 16 | 952288331 |
| 17 | 971614151 |
| 18 | 1002290693 |
| 19 | 1003166771 |
| 20 | 1006976797 |
| 21 | 1053792359 |
| 22 | 1097338313 |
| 23 | 1163141201 |