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A238284 Number of (n+1)X(4+1) 0..3 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors 1

%I

%S 144,13948,737366,27913368,1058583000,44441926832,1931022884277,

%T 82508389421874,3470891253761820,145872518046542058,

%U 6155861335428543193,260232903353528638680,10995149731230961462745,464237140754455444786421

%N Number of (n+1)X(4+1) 0..3 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors

%C Column 4 of A238287

%H R. H. Hardin, <a href="/A238284/b238284.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 22 2014

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Last modified October 4 18:32 EDT 2022. Contains 357239 sequences. (Running on oeis4.)