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A241127 Number of nX4 0..2 arrays with no element equal to exactly two horizontal and vertical neighbors, with new values 0..2 introduced in row major order 1

%I #4 Apr 16 2014 09:51:08

%S 11,325,9773,295584,8974020,272418756,8270609664,251096788713,

%T 7623351508315,231446775293031,7026779711400192,213334731852107120,

%U 6476894113062087316,196640073775126182008,5970040263453594766199

%N Number of nX4 0..2 arrays with no element equal to exactly two horizontal and vertical neighbors, with new values 0..2 introduced in row major order

%C Column 4 of A241130

%H R. H. Hardin, <a href="/A241127/b241127.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

%e ..0..1..2..0....0..1..2..0....0..1..0..1....0..0..1..0....0..0..0..1

%e ..2..1..2..0....2..1..0..2....2..1..1..2....1..1..2..1....2..0..2..0

%e ..1..2..0..1....0..2..2..1....0..1..0..1....2..0..0..2....0..2..1..1

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 16 2014

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Last modified September 30 21:59 EDT 2023. Contains 365812 sequences. (Running on oeis4.)