a(n) = n! * Prod_{k=1..n} Fibonacci(k).

A385630

a(n) = n! * Prod_{k=1..n} Fibonacci(k).

Terms

    a(0) =1a(1) =1a(2) =2a(3) =12a(4) =144a(5) =3600a(6) =172800a(7) =15724800a(8) =2641766400a(9) =808380518400

External references