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 | 1 |
3 | 3 |
4 | 35 |
5 | 154 |
6 | 492573081 |
7 | 2263639868336 |
8 | 2851008421256134796827810712799257125795200 |
9 | 23733667150026775615685852367392733768076432660227006271200 |
10 | 153969151852607771689295889934692329991676103836044675654575411018653133479482476448000 |