A134355 A001044(n)-A134354(n).

0, 0, 2, 23, 471, 14189, 597257, 33501237, 2415131467, 217579283654, 23953174092058, 3163948015772640, 493855720249671680, 89925233867931779072, 18892189483975198113792, 4535777807395775857033216

Offset: 1

Author

Artur Jasinski, Oct 22 2007

Keywords

• nonn

Crossrefs

Cf. A001044, A134354.

Programs

Mathematica

Table[Round[N[(n!)^2 - 2*Pi*n*E^(-2*n)*n^(2*n)]], {n, 1, 100}]

Formula

a(n)=A001044(n)-A134354(n)