A262271 - OEIS

%I #4 Sep 17 2015 08:20:45

%S 26,676,3639,37061,828152,20331508,411861253,9709537177,246785045498,

%T 6349411267540,161629359993567,4164579496141613,107965656860611016,

%U 2802803758993454068,72720752693665757869,1888876988979450269185

%N Number of (n+2)X(5+2) 0..1 arrays with each row and column divisible by 5, read as a binary number with top and left being the most significant bits.

%C Column 5 of A262274.

%H R. H. Hardin, <a href="/A262271/b262271.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

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

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

%Y Cf. A262274.

%K nonn

%O 1,1

%A _R. H. Hardin_, Sep 17 2015