%I #2 Mar 30 2012 17:40:40
%S 40,53,40354307,59645686,39704957106129738595969799927610,
%T 44505281604832422780051712184759,45053875613995255103944518907119,
%U 54946124386004744896055481092874,55494718395167577219948287815234
%N n times n+8 gives the concatenation of two numbers m and m+1.
%e 59645686 * 59645694 = 35576083//35576084, where // denotes
%e concatenation.
%Y Cf. A116168, A116292, A116298, A116300, A116305.
%K nonn,base
%O 1,1
%A _Giovanni Resta_, Feb 06 2006
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