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 | 15 |
2 | 525 |
3 | 75075 |
4 | 24249225 |
5 | 21800053275 |
6 | 38433493923825 |
7 | 138322144631846175 |
8 | 716923675626858725025 |
9 | 7458156997546211316435075 |
10 | 86984485062381462583582279725 |
11 | 1656445549042930191979157352803175 |