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 | 720 |
2 | 7484400 |
3 | 137225088000 |
4 | 3246670537110000 |
5 | 88832646059788350720 |
6 | 2670177736637149247308800 |
7 | 85722533226982363751829504000 |
8 | 2889253496242619386328267523990000 |
9 | 101097362223624462291180422369532000000 |
10 | 3644153415887633116359073848179365185734400 |
11 | 134567406165969006655507763343147223231094784000 |