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A251472 Number of (n+1)X(5+1) 0..5 arrays with every 2X2 subblock summing to a prime 1

%I #4 Dec 02 2014 19:01:51

%S 12620130,3932396176,1260430729632,408635929747162,132738273844782290,

%T 43169937494954605912,14040987285872107980816,

%U 4568152432952426924334538,1486130776795337860583119782,483552022544195080661599622644

%N Number of (n+1)X(5+1) 0..5 arrays with every 2X2 subblock summing to a prime

%C Column 5 of A251474

%H R. H. Hardin, <a href="/A251472/b251472.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

%e ..0..0..0..1..3..2....0..0..0..0..0..3....0..0..3..5..2..1....0..0..3..1..0..0

%e ..2..1..2..2..5..3....1..1..4..3..2..0....1..2..2..1..5..3....2..0..4..5..5..2

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 02 2014

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Last modified April 24 10:11 EDT 2024. Contains 371935 sequences. (Running on oeis4.)