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 | 582169 |
| 2 | 797449 |
| 3 | 1874161 |
| 4 | 1934881 |
| 5 | 2007889 |
| 6 | 2181529 |
| 7 | 3024121 |
| 8 | 3171961 |
| 9 | 4879681 |
| 10 | 5387041 |
| 11 | 6775609 |
| 12 | 9174841 |
| 13 | 11771761 |
| 14 | 16072081 |
| 15 | 18653761 |
| 16 | 19070689 |
| 17 | 20894041 |
| 18 | 22762441 |
| 19 | 25694761 |
| 20 | 26635921 |
| 21 | 29953729 |
| 22 | 31214569 |
| 23 | 33166081 |
| 24 | 40081561 |
| 25 | 42081169 |
| 26 | 45873529 |
| 27 | 48177481 |
| 28 | 49463089 |
| 29 | 50367409 |