%I #6 Nov 13 2010 13:17:08
%S 3,12,21,30,39,48,57,75,93,120,129,147,165,183,210,219,246,264,300,
%T 309,336,363,390,399,417,453,471,489,507,534,561,579,597,624,660,678,
%U 714,750,768,804,831,858,885,912,939,966,993,1029,1056,1074,1101,1110,1119
%N a(n+1) = a(n) + sum of digits of a(n)^2.
%Y Cf. A033298.
%K nonn,base,easy,less
%O 1,1
%A Miklos SZABO (mike(AT)ludens.elte.hu)