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A233236 Number of nX5 0..5 arrays with no element x(i,j) adjacent to value 5-x(i,j) horizontally, diagonally or antidiagonally, top left element zero, and 1 appearing before 2 3 and 4, and 2 appearing before 3 in row major order 1

%I #4 Dec 06 2013 13:51:28

%S 99,79201,79794804,81477098771,83262848013541,85091928322674062,

%T 86961450397919224924,88872063259416031223789,

%U 90824654832238039301050323,92820146494600717297847450500,94859480738492450602225494197250

%N Number of nX5 0..5 arrays with no element x(i,j) adjacent to value 5-x(i,j) horizontally, diagonally or antidiagonally, top left element zero, and 1 appearing before 2 3 and 4, and 2 appearing before 3 in row major order

%C Column 5 of A233239

%H R. H. Hardin, <a href="/A233236/b233236.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

%e ..0..1..0..2..5....0..1..2..0..0....0..1..0..2..1....0..0..1..1..0

%e ..0..4..2..4..0....1..2..0..4..2....2..4..2..2..0....1..2..0..3..3

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 06 2013

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Last modified May 9 04:49 EDT 2024. Contains 372341 sequences. (Running on oeis4.)