%I A133115
%S A133115 1,3,1,7,3,1,11,7,7,1,17,11,21,7,1,23,17,47,21,11,1,31,23,91,47,43,11,
               1,
%T A133115 39,31,159,91,123,43,15,1,49,39,259,159,295,123,73,15,1,49,49,399,259,
%U A133115 627,295,255,73,19,1
%N A133115 2*A133113 - A000012.
%C A133115 Left column = A047838: (1, 3, 7, 11, 17, 23,...). Row sums = A000295: 
               (1, 4, 11, 26, 57,...).
%F A133115 2*A133113 - A000012 as infinite lower triangular matrices.
%e A133115 First few rows of the triangle are:
%e A133115 1;
%e A133115 3, 1;
%e A133115 7, 3, 1;
%e A133115 11, 7, 7, 1;
%e A133115 17, 11, 21, 7, 1;
%e A133115 23, 17, 47, 21, 11, 1;
%e A133115 31, 23, 91, 47, 43, 11, 1;
%e A133115 ...
%Y A133115 Cf. A133113, A047838, A000295.
%Y A133115 Sequence in context: A065265 A132885 A059090 this_sequence A104797 A130330 
               A050227
%Y A133115 Adjacent sequences: A133112 A133113 A133114 this_sequence A133116 A133117 
               A133118
%K A133115 nonn,tabl
%O A133115 1,2
%A A133115 Gary W. Adamson (qntmpkt(AT)yahoo.com), Sep 14 2007