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A083014 a(n)=sum(k=0,n-1,10^k*B(k)*C(n,k)) where B(k) is the k-th Bernoulli number and C(n,k)=binomial(n,k). 0
0, 1, -9, 36, 81, -1524, -4779, 155316, 643761, -28041444, -145069299, 7794224196, 48371836041, -3078058903764, -22284938832219, 1637087002046676, 13545357290061921, -1127884947406124484, -10498665795419017539, 977073296798704710756 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

PROG

(PARI) a(n)=sum(k=0, n-1, 10^k*binomial(n, k)*bernfrac(k))

CROSSREFS

Cf. A001469.

Sequence in context: A073946 A016766 A083353 * A202287 A001487 A175673

Adjacent sequences:  A083011 A083012 A083013 * A083015 A083016 A083017

KEYWORD

sign

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), May 31 2003

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Last modified February 17 23:58 EST 2012. Contains 206085 sequences.