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 A262758 #3 Sep 30 2015 11:01:50 %S A262758 103,865,16705,1614175,31840777,1252506169 %N A262758 Number of (n+2)X(7+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 A262758 Column 7 of A262759. %e A262758 Some solutions for n=3 %e A262758 ..0..0..1..0..0..0..1..1..0....1..0..1..1..0..1..0..0..0 %e A262758 ..0..0..0..0..0..0..1..0..1....1..0..0..0..0..0..1..0..0 %e A262758 ..1..1..1..1..0..1..1..1..1....1..1..1..1..1..1..1..1..0 %e A262758 ..1..1..0..1..0..1..0..0..1....0..1..0..0..1..0..1..1..0 %e A262758 ..1..1..1..1..0..1..0..1..0....0..1..1..1..1..1..0..1..0 %Y A262758 Cf. A262759. %K A262758 nonn %O A262758 1,1 %A A262758 _R. H. Hardin_, Sep 30 2015