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A134355
A001044(n)-A134354(n).
0
0, 0, 2, 23, 471, 14189, 597257, 33501237, 2415131467, 217579283654, 23953174092058, 3163948015772640, 493855720249671680, 89925233867931779072, 18892189483975198113792, 4535777807395775857033216
OFFSET
1,3
FORMULA
a(n)=A001044(n)-A134354(n)
MATHEMATICA
Table[Round[N[(n!)^2 - 2*Pi*n*E^(-2*n)*n^(2*n)]], {n, 1, 100}]
CROSSREFS
Sequence in context: A119774 A074649 A233211 * A187656 A350376 A255907
KEYWORD
nonn
AUTHOR
Artur Jasinski, Oct 22 2007
STATUS
approved