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A232843 Number of (4+1)X(n+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, diagonally or antidiagonally 1

%I #4 Nov 30 2013 18:59:08

%S 240,44832,5659896,391884166,45851030856,5644113047886,

%T 602292331168212,63864723424916622,7167779736976775800,

%U 793936135374108955814,86549953808267915684080,9511962164483577218028498

%N Number of (4+1)X(n+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, diagonally or antidiagonally

%C Row 4 of A232839

%H R. H. Hardin, <a href="/A232843/b232843.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 30 2013

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)