%I #7 Sep 24 2018 16:53:14
%S 1,1,3,1,5,9,1,7,13,19,1,9,17,25,33,1,11,21,31,41,51,1,13,25,37,49,61,
%T 73,1,15,29,43,57,71,85,99,1,17,33,49,65,81,97,113,129,1,19,37,55,73,
%U 91,109,127,145,163,1,21,41,61,81,101,121,141,161,181,201
%N Triangle read by rows in which row m (m>=0) gives the numbers 2*m*n + 1 for n = 0, ..., m.
%C Row sums are given by A053698 = n^3 + n^2 + n + 1.
%e 1; 1,3; 1,5,9; 1,7,13,19; 1,9,17,25,33; ...
%Y Cf. A053698.
%K nonn,tabl
%O 1,3
%A _Roger L. Bagula_, May 18 2007
%E Edited by _N. J. A. Sloane_ at the suggestion of _Andrew S. Plewe_, May 20 2007