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A234856 Number of (n+2)X(1+2) 0..3 arrays with each 3X3 subblock having the sum of its 72 absolute element differences equal to 46 1

%I #5 Dec 31 2013 19:56:08

%S 36288,430044,5061072,59396544,722877426,8724962088,104942366208,

%T 1279417121046,15521208187662,187880332745934,2288591750083392,

%U 27799607829489894,337237942486861242,4104313572560228892

%N Number of (n+2)X(1+2) 0..3 arrays with each 3X3 subblock having the sum of its 72 absolute element differences equal to 46

%C Column 1 of A234858

%H R. H. Hardin, <a href="/A234856/b234856.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 31 2013

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)