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 A204629 Number of (n+1)X8 0..2 arrays with every 2X2 subblock having unequal diagonal elements or unequal antidiagonal elements, and new values 0..2 introduced in row major order 1

%I #5 Mar 31 2012 12:37:02

%S 3145728,9076721064,26194503047262,75595484720747496,

%T 218163372078770313246,629604521519860258105194,

%U 1816995451072561641887723586,5243724206237325303462055283538

%N Number of (n+1)X8 0..2 arrays with every 2X2 subblock having unequal diagonal elements or unequal antidiagonal elements, and new values 0..2 introduced in row major order

%C Column 7 of A204630

%H R. H. Hardin, <a href="/A204629/b204629.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 17 2012

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Last modified June 4 03:55 EDT 2023. Contains 363118 sequences. (Running on oeis4.)