%I #2 Mar 30 2012 17:40:40
%S 76,4327,5665,9364,41505566065992219341,44035313091289689594,
%T 46429818586950933763,48959565612248404016,51040434387751595976,
%U 53570181413049066229,55964686908710310398,58494433934007780651
%N n times n+9 gives the concatenation of two numbers m and m-4.
%e 9364 * 9373 = 8776//8772, where // denotes concatenation.
%Y Cf. A116133, A116258, A116263, A116271.
%K nonn,base
%O 1,1
%A _Giovanni Resta_, Feb 06 2006
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