A233874 - OEIS

A233874

Number of (n+1)X(6+1) 0..7 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 21

%I #3 Dec 17 2013 06:21:22

%S 1128928,5878272,46051092,530983144,7353231356,117645672328,

%T 1973200783776,35656142816164,649164399442300,12542136506595712

%N Number of (n+1)X(6+1) 0..7 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 21

%C Column 6 of A233875

%e Some solutions for n=1

%e ..0..7..0..6..0..7..0....0..1..0..4..0..5..0....0..6..1..1..7..0..3

%e ..0..0..0..3..0..0..0....6..4..6..1..6..2..6....6..3..7..4..7..7..3

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 17 2013