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%I #9 Jan 30 2022 00:40:44
%S 11,83,6563,43046723,1853020188851843,3433683820292512484657849089283,
%T 11790184577738583171520872861412518665678211592275841109096963
%N Numbers of the form 9^(2^n) + 2.
%C Except for the first term, this sequence is the same as A057727. There appears to be no divisibility rule for this sequence.
%o (PARI) g(a,n) = if(a%2,b=2,b=1);for(x=0,n,y=a^(2^x)+b;print1(y","))
%Y Cf. A059919 (-1), A011764 (-2).
%K nonn
%O 1,1
%A _Cino Hilliard_, Dec 08 2008
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