a(n) = S(4*n,4)/S(n,4) where S(n,m) = Sum_{k=0..n} binomial(n,k)*Fibonacci(m*k).
A087424
a(n) = S(4*n,4)/S(n,4) where S(n,m) = Sum_{k=0..n} binomial(n,k)*Fibonacci(m*k).
Terms
- a(0) =567a(1) =239841a(2) =114082668a(3) =55125843489
External references
- oeis: A087424