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.

A278205 Number of nX5 0..1 arrays with every element both equal and not equal to some elements at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) (1,-1) (1,0) or (1,1), with upper left element zero.

Table of values

n a(n)
1 0
2 161
3 4827
4 117088
5 3295771
6 93838003
7 2644587148
8 74502577363
9 2100207846025
10 59204820850114
11 1668914682945041
12 47044781998461473
13 1326141579240041036
14 37382494487271576091
15 1053771855874680878859
16 29704682675479642221344

List of values

[0, 161, 4827, 117088, 3295771, 93838003, 2644587148, 74502577363, 2100207846025, 59204820850114, 1668914682945041, 47044781998461473, 1326141579240041036, 37382494487271576091, 1053771855874680878859, 29704682675479642221344]