70728

Appears in sequences

• Period of the Lucas 5-step sequence A074048 mod n.at n=28A106297
• Period of the Lucas 5-step sequence A074048 mod prime(n).at n=9A106298
• Period of the Fibonacci 5-step sequence A001591 mod n.at n=28A106303
• Period of the Fibonacci 5-step sequence A001591 mod prime(n).at n=9A106304
• Numbers k such that k^2 divides 2*Fibonacci(k).at n=14A130163
• a(n) = 361*n^2 - 2*n.at n=13A158307
• Expansion of Product_{k>=0} ((1+x^(4*k+1))/(1-x^(4*k+1)))^2.at n=39A261650
• Number of symmetric linked diagrams with n links and no simple link.at n=10A271218
• E.g.f.: Sum_{n>=0} x^n/n! * Product_{k=1..n} (n+1-k) + k*x^2.at n=7A316702