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%I #2 Mar 30 2012 17:40:40
%S 2,92,420,572,693,728,992,9855,9992,36355,63637,99992,970298,999992,
%T 4545455,5454537,9999992,88235295,99999992,351069983,403018035,
%U 493927126,506072866,596981957,648930009,736842097,739839100
%N n times n+9 gives the concatenation of a number m with itself.
%Y Cf. A116162, A116284, A116292, A116300.
%K nonn,base
%O 1,1
%A _Giovanni Resta_, Feb 06 2006
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