a(n) = Product_{1<=k<=n, GCD(k,n)=1} F(k), where F(k) is the k-th Fibonacci number.

A111119

a(n) = Product_{1<=k<=n, GCD(k,n)=1} F(k), where F(k) is the k-th Fibonacci number.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =2a(4) =6a(5) =5a(6) =240a(7) =130a(8) =4095a(9) =884a(10) =122522400a(11) =5785a(13) =7050580a(14) =6402818331a(15) =55911099400a(17) =2152604285

External references