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) |
---|---|
0 | 1 |
1 | 1021020 |
2 | 6016814703900 |
3 | 41477110789150966020 |
4 | 304331361887290342345862940 |
5 | 2309513382640863232775760738593520 |
6 | 17900786683992090777583802478540374204100 |
7 | 140773522690118901080808611014971776285838687000 |