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.

A240151 Number of nX5 0..3 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest or zero plus the sum of the elements antidiagonally to its northeast, modulo 4.

Table of values

n a(n)
1 10
2 36
3 186
4 1328
5 11742
6 108201
7 1056699
8 10526838
9 107361960
10 1116331018
11 11525618748
12 120250941392
13 1248359598803
14 13042277879115
15 135683637852581
16 1417567382471017
17 14760989837426228

List of values

[10, 36, 186, 1328, 11742, 108201, 1056699, 10526838, 107361960, 1116331018, 11525618748, 120250941392, 1248359598803, 13042277879115, 135683637852581, 1417567382471017, 14760989837426228]