100553domain: NAppears in sequencesStrong pseudoprimes to base 43.at n=27A020269Numbers k such that F(2*k + 1) is prime where F(m) is a Fibonacci number.at n=35A117517G.f. satisfies: A(x) = 1 + x*A(x)^3 + x^2*A(x)^2 + x^3*A(x).at n=8A200029