Search: id:A039621
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%I A039621
%S A039621 1,1,1,4,3,1,27,19,6,1,256,175,55,10,1,3125,2101,660,125,15,1,46656,
%T A039621 31031,9751,1890,245,21,1,823543,543607,170898,33621,4550,434,28,1,
%U A039621 16777216,11012415,3463615,688506,95781,9702,714,36,1,387420489
%V A039621 1,-1,1,4,-3,1,-27,19,-6,1,256,-175,55,-10,1,-3125,2101,-660,125,-15,1,
               46656,
%W A039621 -31031,9751,-1890,245,-21,1,-823543,543607,-170898,33621,-4550,434,-28,
               1,
%X A039621 16777216,-11012415,3463615,-688506,95781,-9702,714,-36,1,-387420489
%N A039621 Triangle of Lehmer-Comtet numbers of 2nd kind.
%D A039621 D. H. Lehmer, "Numbers associated with Stirling Numbers and x^x", Rocky 
               Mountain J. Math., 15(2) 1985, pp. 461-475.
%F A039621 (k-1)!*a(n, k)=sum((-1)^(n-k-i)*binomial(k-1, i)*(n-i-1)^(n-1), i=0..k-1)
%e A039621 1; -1,1; 4,-3,1; -27,19,-6,1; 256,-175,55,-10,1; etc.
%Y A039621 Cf. A008296. Also A045531 (for column |a(n, 2)|).
%Y A039621 Sequence in context: A010305 A098234 A128320 this_sequence A142158 A154960 
               A143543
%Y A039621 Adjacent sequences: A039618 A039619 A039620 this_sequence A039622 A039623 
               A039624
%K A039621 tabl,sign
%O A039621 1,4
%A A039621 Leonard Smiley (smiley(AT)math.uaa.alaska.edu)

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