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A062147 Row sums of unsigned triangle A062137 (generalized a=3 Laguerre). +0
3
1, 5, 31, 229, 1961, 19081, 207775, 2501801, 32989969, 472630861, 7307593151, 121247816845, 2148321709561, 40476722545169, 807927483311551, 17028146983530961, 377844723929464865, 8803698102396787861 (list; graph; listen)
OFFSET

0,2

LINKS

Index entries for sequences related to Laguerre polynomials

FORMULA

E.g.f.: exp(x/(1-x))/(1-x)^4.

a(n)=sum(n!*binomial(n+3, n-m)/m!, m=0..n).

CROSSREFS

Sequence in context: A058309 A001910 A052773 this_sequence A069321 A082579 A024451

Adjacent sequences: A062144 A062145 A062146 this_sequence A062148 A062149 A062150

KEYWORD

nonn,easy

AUTHOR

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Jun 19 2001

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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