%I A152204
%S A152204 1,3,5,1,7,3,9,5,1,11,7,3,13,9,5,1,15,11,7,3,17,13,9,5,1,19,15,11,7,3,
%T A152204 21,17,13,9,5,1,23,19,15,11,7,3,25,21,17,13,9,5,1
%N A152204 Triangle read by rows, alternate odd terms, decrescendo
%C A152204 Row sums = A000217, the triangular numbers.
%F A152204 Triangle read by rows, alternate odd terms, decrescendo.
%F A152204 By columns, odd terms in every column, n-th column starts at row (2n-1).
%e A152204 First few rows of the triangle =
%e A152204 1;
%e A152204 3;
%e A152204 5, 1;
%e A152204 7, 3;
%e A152204 9, 5, 1;
%e A152204 11 7, 3;
%e A152204 13, 9, 5, 1;
%e A152204 15, 11, 7, 3;
%e A152204 17, 13, 9, 5, 1;
%e A152204 19, 15, 11, 7, 3;
%e A152204 21, 17, 13, 9, 5, 1;
%e A152204 ...
%Y A152204 A000217
%Y A152204 Sequence in context: A124084 A133045 A158858 this_sequence A114216 A086233 
               A065395
%Y A152204 Adjacent sequences: A152201 A152202 A152203 this_sequence A152205 A152206 
               A152207
%K A152204 nonn,tabl
%O A152204 1,2
%A A152204 Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 29 2008