%I A051194
%S A051194 1,1,2,1,1,2,1,2,1,3,1,1,1,1,2,1,2,2,2,1,4,1,1,1,1,1,1,2,1,2,1,3,1,2,1,
%T A051194 4,1,1,2,1,1,2,1,1,3,1,2,1,2,2,2,1,2,1,4,1,1,1,1,1,1,1,1,1,1,2,1,2,2,3,
%U A051194 1,4,1,3,2,2,1,6,1,1,1,1,1,1,1,1,1,1,1,1,2,1,2
%N A051194 Triangular array T read by rows: T(n,k)=number of positive integers that 
               divide both n and k.
%e A051194 Rows: {1}; {1,2}; {1,1,2}; ...
%Y A051194 Sum of numbers in row n matches A000203. Sum of numbers in first n rows 
               matches A024916.
%Y A051194 Sequence in context: A029396 A084746 A128259 this_sequence A134838 A049843 
               A131374
%Y A051194 Adjacent sequences: A051191 A051192 A051193 this_sequence A051195 A051196 
               A051197
%K A051194 nonn,tabl
%O A051194 1,3
%A A051194 Clark Kimberling (ck6(AT)evansville.edu)