cp's OEIS Frontend

A262852 Number of (3+2)X(n+2) 0..1 arrays with each row divisible by 7 and column not divisible by 7, read as a binary number with top and left being the most significant bits.

%I A262852 #4 Oct 03 2015 16:13:36
%S A262852 27,132,1336,37635,771084,17912392,481968171,12572589132,333224229896,
%T A262852 8994193541379,241857613967412,6515666351143848,175918432063803627,
%U A262852 4747650731553770292,128153708240382030872,3460143599773663664643
%N A262852 Number of (3+2)X(n+2) 0..1 arrays with each row divisible by 7 and column not divisible by 7, read as a binary number with top and left being the most significant bits.
%C A262852 Row 3 of A262849.
%H A262852 R. H. Hardin, <a href="/A262852/b262852.txt">Table of n, a(n) for n = 1..210</a>
%e A262852 Some solutions for n=4
%e A262852 ..1..1..1..1..1..1....1..1..0..0..0..1....0..0..0..1..1..1....0..1..0..1..0..1
%e A262852 ..0..0..0..1..1..1....0..0..1..1..1..0....1..1..0..0..0..1....1..1..1..0..0..0
%e A262852 ..0..0..0..1..1..1....0..0..0..0..0..0....1..1..0..0..0..1....1..0..1..0..1..0
%e A262852 ..0..1..1..1..0..0....1..0..1..0..1..0....1..0..0..0..1..1....0..0..0..0..0..0
%e A262852 ..0..0..0..1..1..1....0..0..0..0..0..0....1..1..1..0..0..0....1..1..1..1..1..1
%Y A262852 Cf. A262849.
%K A262852 nonn
%O A262852 1,1
%A A262852 _R. H. Hardin_, Oct 03 2015