Search: id:A025538
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%I A025538
%S A025538 1,0,1,1,3,9,10,66,135,395,396,4344,4345,56471,56486,56478,112957,1920251,
%T A025538 1920252,36484768,36484789,36484767,36484768,839149640,839149645,
%U A025538 4195748199,4195748208,12587244596,12587244597,365030093283,365030093284
%N A025538 a(n) = (1/s(0) - 1/s(1) + ... + d/s(n))*LCM{C(0,0),C(1,0),...,C(n,0)}, 
               where d = (-1)^n, s = A002944, i.e. s(k) = LCM of row k+1 of Pascal's 
               triangle.
%Y A025538 Sequence in context: A031115 A004669 A121057 this_sequence A070354 A074261 
               A059868
%Y A025538 Adjacent sequences: A025535 A025536 A025537 this_sequence A025539 A025540 
               A025541
%K A025538 nonn
%O A025538 0,5
%A A025538 Clark Kimberling (ck6(AT)evansville.edu)

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