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 | 2 |
2 | 30 |
3 | 1300 |
4 | 115380 |
5 | 18362616 |
6 | 4800297144 |
7 | 1929066361136 |
8 | 1131386990471376 |
9 | 929148154976860592 |
10 | 1033280101490424757200 |
11 | 1513696127276317671503232 |
12 | 2854591502346208585710465024 |
13 | 6796099969466204436648991894784 |
14 | 20087194984043555807709161038217856 |
15 | 72648127998052140755125407470469776640 |