%I

%S 93,454,538,993,7664,9993,72720,99993,356428,643564,999993,9090909,

%T 9999993,35294117,64705875,99999993,335664328,664335664,684210519,

%U 818181818,838056673,846153846,866028701,980125138,999999993

%N n times n+9 gives the concatenation of two numbers m and m-8.

%Y Cf. A116109, A116231, A116239, A116245.

%K nonn,base

%O 1,1

%A _Giovanni Resta_, Feb 06 2006