%I A022473
%S A022473 1,1,1,1,2,3,4,5,7,7,11,14,16,22,34,37,56,70,94,113,161,191,252,341,
%T A022473 435,568,762,973
%N A022473 Number of 2's in n-th term of A022470.
%Y A022473 Sequence in context: A000015 A122411 A117174 this_sequence A082352 A122320 
               A123713
%Y A022473 Adjacent sequences: A022470 A022471 A022472 this_sequence A022474 A022475 
               A022476
%K A022473 nonn
%O A022473 1,5
%A A022473 Clark Kimberling (ck6(AT)evansville.edu)