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 | 2 |
2 | 320 |
3 | 9856080 |
4 | 111411200000000 |
5 | 758912215744345000000000 |
6 | 4641055652546245989752776320614400000 |
7 | 35539706227151665491451514343890494014992000000000000 |
8 | 453355203871266077337924186645041169745278527392553369600000000000000000 |