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A178448
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Dirichlet inverse of A001160, sigma_5.
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0
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1, -33, -244, 32, -3126, 8052, -16808, 0, 243, 103158, -161052, -7808, -371294, 554664, 762744, 0, -1419858, -8019, -2476100, -100032, 4101152, 5314716, -6436344, 0, 3125, 12252702, 0, -537856, -20511150
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history;
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internal format)
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OFFSET
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1,2
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LINKS
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Table of n, a(n) for n=1..29.
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FORMULA
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Dirichlet g.f. 1/(zeta(s)*zeta(s-5)). - R. J. Mathar, Mar 10 2011
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PROG
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(PARI) A178448_vec(len)={
a063524=vector(len) ; a063524[1] = 1 ;
a001160=direuler(p=2, len, 1/(1-p^5*X)/(1-X)) ;
dirdiv(a063524, a001160) ; }
{ A178448_vec(70) } /* R. J. Mathar, Mar 10 2011 */
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CROSSREFS
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Cf. A053825, A053826.
Sequence in context: A127870 A142993 A075040 * A088703 A034679 A017673
Adjacent sequences: A178445 A178446 A178447 * A178449 A178450 A178451
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KEYWORD
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sign,mult
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AUTHOR
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R. J. Mathar, Dec 22 2010
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STATUS
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approved
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