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A251469 Number of (n+1)X(2+1) 0..5 arrays with every 2X2 subblock summing to a prime 1

%I #4 Dec 02 2014 18:59:20

%S 5896,167554,4789458,137223466,3932396176,112715450380,3230677312514,

%T 92604214969034,2654307805769248,76083251093354674,

%U 2180785359980845050,62510150129536606768,1791746081594543880418,51358676110997710382728

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

%C Column 2 of A251474

%H R. H. Hardin, <a href="/A251469/b251469.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A251469/a251469.txt">Empirical recurrence of order 45</a>

%F Empirical recurrence of order 45 (see link above)

%e Some solutions for n=2

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 02 2014

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Last modified April 25 08:25 EDT 2024. Contains 371964 sequences. (Running on oeis4.)