%I A147843
%S A147843 0,1,2,0,0,5,0,7,0,0,0,0,12,0,0,15,0,0,0,0,0,0,22,0,0,0,26,0,0,0,0,
%T A147843 0,0,0,0,35,0,0,0,0,40,0,0,0,0,0,0,0,0,0,0,51,0,0,0,0,0,57,0,0,0,0,0,
%U A147843 0,0,0,0,0,0,0,70
%V A147843 0,1,2,0,0,-5,0,-7,0,0,0,0,12,0,0,15,0,0,0,0,0,0,-22,0,0,0,-26,0,0,0,0,
%W A147843 0,0,0,0,35,0,0,0,0,40,0,0,0,0,0,0,0,0,0,0,-51,0,0,0,0,0,-57,0,0,0,0,0,
%X A147843 0,0,0,0,0,0,0,70
%N A147843 a(n) = A010815 * (-n)
%C A147843 Convolved with the partition numbers A000041 = sigma(n) prefaced with 
               an 0: (0, 1, 3, 4, 7, 6, 12, 8, 15, 13,...).
%e A147843 a(5) = -5 = (-5) * A010815(5), = (-5) * 1.
%Y A147843 Cf. A010815, A000203, A000041, A001318
%Y A147843 Sequence in context: A048243 A159814 A057611 this_sequence A094597 A158830 
               A145430
%Y A147843 Adjacent sequences: A147840 A147841 A147842 this_sequence A147844 A147845 
               A147846
%K A147843 sign
%O A147843 0,3
%A A147843 Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 15 2008