%I

%S 42,53,38160,61835,83615,346977,653018,950048,8647552,9534262,

%T 8167822280,9007920989,9209900789,9950000498,4737445289218,

%U 4990568257184,5009431742811,5262554710777,8373808925582

%N n times n+6 gives the concatenation of two numbers m and m-4.

%Y Cf. A116131, A116256, A116261, A116263, A116282.

%K nonn,base

%O 1,1

%A _Giovanni Resta_, Feb 06 2006