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 | 1 |
2 | 137548893254081168086800768 |
3 | 11046328890861011039111168376671536861388643 |
4 | 10897746068379654103881579020805286236644252743361724416 |