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A144168 IntegerPart[PolyGamma[n,2]]. 0
0, 0, 0, 0, 2, -6, 20, -80, 360, -1793, 9822, -58779, 381393, -2666630, 19984218, -159791481, 1357763223, -12217090921, 116044807396, -1160331221321, 12182660845677, -134003283550602, 1540991901127780, -18491536121716991 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Table of n, a(n) for n=0..23.

MATHEMATICA

lst={}; Do[AppendTo[lst, IntegerPart[PolyGamma[n, 2]]], {n, 4^3}]; lst

CROSSREFS

Sequence in context: A150184 A150185 A187009 * A177482 A300011 A242154

Adjacent sequences:  A144165 A144166 A144167 * A144169 A144170 A144171

KEYWORD

sign

AUTHOR

Vladimir Joseph Stephan Orlovsky, Sep 12 2008

STATUS

approved

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Last modified April 18 12:27 EDT 2019. Contains 322209 sequences. (Running on oeis4.)