Search: id:A132778
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%I A132778
%S A132778 1,3,2,5,5,3,7,7,7,4,9,9,9,9,5,11,11,11,11,11,6,13,13,13,13,13,13,7,15,
%T A132778 15,15,15,15,15,15,8,17,17,17,17,17,17,17,17,17,9,19,19,19,19,19,19,19,
%U A132778 19,19,19,10
%N A132778 Triangle read by rows, n-1 terms of (2n - 1) followed by n.
%C A132778 Row sums = A001844: (1, 5, 13, 25, 41, 61,...).
%F A132778 A007318^(-1) * [A003506 * A000012], as infinite lower triangular matrices.
%e A132778 First few rows of the triangle are;
%e A132778 1;
%e A132778 3, 2;
%e A132778 5, 5, 3;
%e A132778 7, 7, 7, 4;
%e A132778 9, 9, 9, 9, 5;
%e A132778 ...
%Y A132778 Cf. A003506, A001844.
%Y A132778 Sequence in context: A124732 A167552 A094787 this_sequence A127703 A127738 
               A001598
%Y A132778 Adjacent sequences: A132775 A132776 A132777 this_sequence A132779 A132780 
               A132781
%K A132778 nonn,tabl
%O A132778 1,2
%A A132778 Gary W. Adamson (qntmpkt(AT)yahoo.com), Aug 29 2007

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