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Search: id:A066668
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| 1, 1, 1, -1, -19, -151, -1091, -7841, -56519, -396271, -2442439, -7701409, 145269541, 4833158329, 104056218421, 2002667085119, 37109187217649, 679877731030049, 12440309297451121, 227773259993414719
(list; graph; listen)
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OFFSET
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0,5
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COMMENT
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Numerators in exp(x/(x+1)) power series (signs are different). - Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 13 2002
Determinant of n X n matrix M=[m(i,j)] where m(i,i)=i, m(i,j)=1 if i>j, m(i,j)=j-i if j>i. - Vladeta Jovovic (vladeta(AT)Eunet.yu), Jan 19 2003
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LINKS
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Index entries for sequences related to Laguerre polynomials
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FORMULA
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a(n)=n!LaguerreL(n, 1, 1). - Paul Barry (pbarry(AT)wit.ie), Sep 08 2004
E.g.f. exp(x/(x-1))/(1-x)^2.
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CROSSREFS
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Cf. A000262.
Adjacent sequences: A066665 A066666 A066667 this_sequence A066669 A066670 A066671
Sequence in context: A069423 A142060 A125356 this_sequence A111884 A126514 A010825
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KEYWORD
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sign
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AUTHOR
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Christian G. Bower (bowerc(AT)usa.net), Dec 17 2001
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