Search: id:A081047
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%I A081047
%S A081047 1,0,1,5,26,154,1044,8028,69264,663696,6999840,80627040,1007441280,
%T A081047 13575738240,196287356160,3031488633600,49811492505600,867718162483200,
%U A081047 15974614352793600,309920046408806400,6320046028584960000
%V A081047 1,0,-1,-5,-26,-154,-1044,-8028,-69264,-663696,6999840,-80627040,-1007441280,
%W A081047 -13575738240,-196287356160,-3031488633600,-49811492505600,-867718162483200,
%X A081047 -15974614352793600,-309920046408806400,-6320046028584960000
%N A081047 Difference of Stirling numbers of the first kind.
%F A081047 a(n) = abs(s(n, 1))-abs(s(n, 2)), s(n, m) = signed Stirling numbers of 
               the first kind.
%F A081047 E.g.f.: (1+log(1-x))/(1-x); [From Paul Barry (pbarry(AT)wit.ie), Nov 
               26 2008]
%Y A081047 Cf. A001705, A008275, A081046.
%Y A081047 Sequence in context: A053487 A082029 A001705 this_sequence A057793 A090226 
               A094422
%Y A081047 Adjacent sequences: A081044 A081045 A081046 this_sequence A081048 A081049 
               A081050
%K A081047 easy,sign
%O A081047 0,4
%A A081047 Paul Barry (pbarry(AT)wit.ie), Mar 05 2003

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