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.

A241305 Number of nX6 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it or zero 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 14
2 89
3 646
4 5757
5 49918
6 490486
7 3893262
8 37039909
9 307030328
10 2801405991
11 23598380169
12 213133103052

List of values

[14, 89, 646, 5757, 49918, 490486, 3893262, 37039909, 307030328, 2801405991, 23598380169, 213133103052]

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

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