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A089205 n^n*(n-1). 0
0, 4, 54, 768, 12500, 233280, 4941258, 117440512, 3099363912, 90000000000, 2853116706110, 98077104930816, 3634501279107036, 144456088732254208, 6130514465332031250, 276701161105643274240, 13235844190181388226832 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..17.

Milan Janjic, Enumerative Formulas for Some Functions on Finite Sets

FORMULA

E.g.f.: -(1+3*LambertW(-x)+LambertW(-x)^2)/(1+LambertW(-x))^3. - Vladeta Jovovic, Dec 12 2003

MATHEMATICA

f[n_]:=(n^(n+1)-n^n); lst={}; Do[AppendTo[lst, f[n]], {n, 5!}]; lst [From Vladimir Joseph Stephan Orlovsky, Feb 07 2010]

PROG

(PARI) g(n) = for(x=1, n, print1(x^x*(x-1)", "))

CROSSREFS

Sequence in context: A199022 A221395 A241126 * A055774 A071248 A221611

Adjacent sequences:  A089202 A089203 A089204 * A089206 A089207 A089208

KEYWORD

easy,nonn

AUTHOR

Cino Hilliard, Dec 09 2003

EXTENSIONS

More terms from Vladeta Jovovic, Dec 12 2003

STATUS

approved

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Last modified November 27 14:16 EST 2014. Contains 250210 sequences.