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A265479 Number of nX7 0..n+7-2 arrays with upper left zero and lower right n+7-2 and each element differing from its diagonal and antidiagonal neighbors by one or two. 0

%I #3 Dec 09 2015 10:59:45

%S 16807,970225,316565600,589329511684,63552226862294,

%T 425344798130083225,2284546587678218240

%N Number of nX7 0..n+7-2 arrays with upper left zero and lower right n+7-2 and each element differing from its diagonal and antidiagonal neighbors by one or two.

%C Column 7 of A265480.

%e Some solutions for n=1

%e ..0..1..6..5..1..6..6....0..4..1..3..1..4..6....0..6..6..2..2..0..6

%Y Cf. A265480.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 09 2015

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Last modified July 25 15:04 EDT 2024. Contains 374611 sequences. (Running on oeis4.)