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A070227 a(n)=sum(k=0,infinity,(k+n)!^n/((k+n)!*(k!^n)*exp(1))). 1
1, 7, 2971, 326922081, 25571928251231076, 3104750712141723393459934903, 1106411839720559249283387766293758050197271, 1982711933502621451047063899803427489760228712955842831202561 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

PROG

(PARI) precision 1000 digits : for(n=1, 9, print1(round(sum(k=0, 200, (k+n)!^n/((k+n)!*(k!^n)*exp(1)))), ", "))

CROSSREFS

Sequence in context: A195680 A203587 A077721 * A172956 A055307 A052496

Adjacent sequences:  A070224 A070225 A070226 * A070228 A070229 A070230

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), May 07 2002

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Last modified February 15 04:23 EST 2012. Contains 205694 sequences.