%I #2 Mar 30 2012 17:40:40
%S 3,84,76981,714688,952312,90438189,96320542,32980078899027,
%T 34346653774236,42816188292271,42881990066486,57118009933510,
%U 57183811707725,65653346225760,67019921100969,81321742742208
%N n times n+5 gives the concatenation of two numbers m and m+2.
%e 96320542 * 96320547 = 92776472//92776474, where // denotes
%e concatenation.
%Y Cf. A116172, A116289, A116302, A116304, A116310.
%K nonn,base
%O 1,1
%A _Giovanni Resta_, Feb 06 2006