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.

A196312 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,4,1,3 for x=0,1,2,3,4.

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%I A196312 #7 Jun 02 2025 04:21:11
%S A196312 12,62,259,2942,21545,184217,1194982,9309294,76576666,617482227,
%T A196312 4520470356,35071987037,281347126481,2193120418518,16895912065602,
%U A196312 132648798659236,1049969901513751,8187565496126876,63706244150000189
%N A196312 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,4,1,3 for x=0,1,2,3,4.
%C A196312 Every 0 is next to 0 2's, every 1 is next to 1 0's, every 2 is next to 2 4's, every 3 is next to 3 1's, every 4 is next to 4 3's
%C A196312 Column 6 of A196314
%H A196312 R. H. Hardin, <a href="/A196312/b196312.txt">Table of n, a(n) for n = 1..200</a>
%e A196312 Some solutions for n=4
%e A196312 ..0..1..1..0..0..1....1..0..0..1..1..0....0..0..0..0..0..1....0..0..1..1..0..0
%e A196312 ..1..1..3..1..1..1....1..0..0..1..1..0....1..3..1..1..3..1....0..0..1..3..0..0
%e A196312 ..1..0..0..3..1..0....1..3..1..1..1..1....1..1..3..1..1..0....0..0..1..1..0..0
%e A196312 ..1..0..0..1..3..1....0..1..1..0..0..1....0..0..0..0..1..1....0..0..1..3..1..1
%K A196312 nonn
%O A196312 1,1
%A A196312 _R. H. Hardin_ Oct 01 2011