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.

A239400 Number of nX3 0..3 arrays with no element equal to one plus the sum of elements to its left or two plus the sum of elements above it, modulo 4.

Table of values

n a(n)
1 8
2 105
3 1337
4 16449
5 205969
6 2590704
7 32507376
8 408000104
9 5124790809
10 64375497505
11 808627026775
12 10157673828398
13 127600254367522
14 1602912146570029
15 20135780318743491
16 252946235316308314

List of values

[8, 105, 1337, 16449, 205969, 2590704, 32507376, 408000104, 5124790809, 64375497505, 808627026775, 10157673828398, 127600254367522, 1602912146570029, 20135780318743491, 252946235316308314]