Denominators of n-th approximation of factorial (also called harmonic) expansion of Pi.

A131446

Denominators of n-th approximation of factorial (also called harmonic) expansion of Pi.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =8a(4) =15a(5) =720a(6) =5040a(7) =13440a(8) =13440a(9) =3628800a(10) =532224a(11) =43545600a(12) =691891200a(13) =691891200a(14) =108972864000

External references