cp's OEIS Frontend

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.

A185566 1/4 the number of nX8 0..3 arrays with no element equal both to the element above and to the element to its left.

Table of values

n a(n)
1 16384
2 683437500
3 28355191537860
4 1176277376648694960
5 48796145962555619907720
6 2024236566241727245692157080
7 83972485690826213759616527499540
8 3483475434832751291309593655505225600

List of values

[16384, 683437500, 28355191537860, 1176277376648694960, 48796145962555619907720, 2024236566241727245692157080, 83972485690826213759616527499540, 3483475434832751291309593655505225600]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.