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 | 20522502 |
| 2 | 21033012 |
| 3 | 22444422 |
| 4 | 23555532 |
| 5 | 24266242 |
| 6 | 25777752 |
| 7 | 26588562 |
| 8 | 35888853 |
| 9 | 36399363 |
| 10 | 41555514 |
| 11 | 41855814 |
| 12 | 42066024 |
| 13 | 43477434 |
| 14 | 43777734 |
| 15 | 44888844 |
| 16 | 45999954 |
| 17 | 47199174 |
| 18 | 51066015 |
| 19 | 51666615 |
| 20 | 52777725 |
| 21 | 53588535 |
| 22 | 53888835 |
| 23 | 55233255 |
| 24 | 59911995 |
| 25 | 60066006 |
| 26 | 60366306 |
| 27 | 61777716 |
| 28 | 62588526 |
| 29 | 62700726 |