%I A002276
%S A002276 0,2,22,222,2222,22222,222222,2222222,22222222,222222222,2222222222,
%T A002276 22222222222,222222222222,2222222222222,22222222222222,
%U A002276 222222222222222,2222222222222222,22222222222222222
%N A002276 2(10^n - 1)/9.
%F A002276 a(n)=10*a(n-1)+2, with a(0)=0 [From Paolo P. Lava (ppl(AT)spl.at), Jan
23 2009]
%Y A002276 Sequence in context: A058441 A037567 A137109 this_sequence A112893 A086855
A089182
%Y A002276 Adjacent sequences: A002273 A002274 A002275 this_sequence A002277 A002278
A002279
%K A002276 easy,nonn
%O A002276 0,2
%A A002276 N. J. A. Sloane (njas(AT)research.att.com).
|