%I
%S 1,1,0,1,1,0,1,2,2,0,1,3,4,3,0,1,4,6,6,4,0,1,5,8,9,8,5,0,1,6,10,12,12,
%T 10,6,0,1,7,12,15,16,15,12,7,0,1,8,14,18,20,20,18,14,8,0,1,9,16,21,24,
%U 25,24,21,16,9,0,1,10,18,24,28,30,30,28,24,18,10,0,1,11,20,27,32,35,36
%N Square array read by antidiagonals: T(n,k)=nk+0^n.
%C Rows include A028310, A004277, A008486, A008574, A008706, A008458. Main diagonal is n^2+0^n (A000290, preceded by extra 1). Inverse binomial transform of array A049513.
%F T(n, k)=nk+0^n
%e Rows begin
%e 1 0 0 0 0 ...
%e 1 1 2 3 4 ...
%e 1 2 4 6 8 ...
%e 1 3 6 9 12 ...
%e 1 4 8 12 16 ...
%K easy,nonn,tabl
%O 0,8
%A _Paul Barry_, Jul 21 2003
