Search: id:A152205
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%I A152205
%S A152205 1,4,9,1,16,4,25,9,1,36,16,4,49,25,9,1,64,36,16,4,81,49,25,9,1,100,64,
%T A152205 36,16,4,121,81,49,25,9,1,144,100,64,36,16,4,169,121,81,49,25,9,1
%N A152205 Triangle read by rows, A000012 * A152204
%C A152205 Row sums = A000292, the tetrahedral numbers.
%F A152205 A000012 * A152204 = partial sums of A152204 by columns.
%e A152205 First few rows of the triangle =
%e A152205 1;
%e A152205 4;
%e A152205 9, 1;
%e A152205 16, 4;
%e A152205 25, 9, 1;
%e A152205 36, 16, 4;
%e A152205 49, 25, 9, 1;
%e A152205 64, 36, 16, 4;
%e A152205 81, 49, 25, 9, 1;
%e A152205 100, 64, 36, 16, 4;
%e A152205 121, 81, 49, 25, 9, 1;
%e A152205 144, 100, 64, 36, 16, 4;
%e A152205 169, 121, 81, 49, 25, 9, 1;
%e A152205 ...
%Y A152205 A152204, A000292
%Y A152205 Sequence in context: A133868 A070438 A070638 this_sequence A129861 A055491 
               A032523
%Y A152205 Adjacent sequences: A152202 A152203 A152204 this_sequence A152206 A152207 
               A152208
%K A152205 nonn,tabf
%O A152205 1,2
%A A152205 Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 29 2008

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