This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A262756 #3 Sep 30 2015 11:01:10 %S A262756 26,107,709,16450,135595,1635877,37426418,595006235,10954392773, %T A262756 252014772610,5417495716875,121326759600741 %N A262756 Number of (n+2)X(5+2) 0..1 arrays with each row divisible by 5 and each column divisible by 7, read as a binary number with top and left being the most significant bits. %C A262756 Column 5 of A262759. %e A262756 Some solutions for n=4 %e A262756 ..0..0..0..1..1..1..1....1..1..1..1..0..0..0....0..0..0..1..1..1..1 %e A262756 ..0..0..1..1..0..0..1....0..0..0..0..1..0..1....1..0..1..1..0..1..0 %e A262756 ..0..0..0..1..0..1..0....1..1..0..0..1..0..0....1..0..1..1..1..1..1 %e A262756 ..1..0..1..0..0..0..0....0..0..0..0..1..0..1....1..1..1..1..0..0..0 %e A262756 ..1..0..0..0..1..1..0....1..1..1..1..0..0..0....0..1..0..1..1..0..1 %e A262756 ..1..0..1..0..1..0..1....0..0..1..1..0..0..1....0..1..0..1..0..0..0 %Y A262756 Cf. A262759. %K A262756 nonn %O A262756 1,1 %A A262756 _R. H. Hardin_, Sep 30 2015