%I #2 Mar 30 2012 17:40:40
%S 2,33,61,805,4779,5215,7407,48208887,51791107,77620652,4291816089,
%T 4482541431,5517458563,5708183905,9036996877,9737360644,
%U 3579205562000136225339579332,3939042613182345526485238180
%N n times n+7 gives the concatenation of two numbers m and m+7.
%Y Cf. A116209, A116332, A116339, A116341, A116346.
%K nonn,base
%O 1,1
%A _Giovanni Resta_, Feb 06 2006