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A050030(2^n+1).
1

%I #5 Mar 31 2012 13:21:09

%S 1,2,4,11,41,222,1761,21064,386241,11044282,500411824,36427700084,

%T 4313893200131,840463941752366,272080763704257502,

%U 147646989859379243894,135364497363933610026002

%N A050030(2^n+1).

%Y Cf. A107354.

%K nonn

%O 0,2

%A _Max Alekseyev_, May 22 2005

%E Reference to a dead duplicated sequence changed to an existing one by _Antti Karttunen_, Aug 25 2006