617911

Appears in sequences

• Fibonacci sequence beginning 2, 7.at n=25A022113
• Numbers k such that A003313(k) = A003313(7*k).at n=27A116462
• G.f. A(x) satisfies: A(x)^2 = A( x^2 + 2*A(x)^3 ), with A(0)=0, A'(0)=1.at n=10A271959