73461domain: NAppears in sequencesSum_{i=0..2n} (C(2n,i) mod 2)*Fibonacci(i+2) = Sum_{i=0..n} (C(n,i) mod 2)*Fibonacci(2i+2).at n=11A048757Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and w+x+y>2.at n=27A211614a(n) = floor(Fibonacci(n)/7).at n=29A214286Expansion of e.g.f. 1 / (1 - x)^cos(x).at n=9A351880