Denominators of n-th approximation of factorial (also called harmonic) expansion of the golden ratio phi (A001622).

A131444

Denominators of n-th approximation of factorial (also called harmonic) expansion of the golden ratio phi (A001622).

Terms

    a(0) =1a(1) =2a(2) =2a(3) =12a(4) =60a(5) =60a(6) =280a(7) =40320a(8) =22680a(9) =3628800a(10) =1900800a(11) =479001600a(12) =6227020800a(13) =6227020800

External references