%I #12 Mar 27 2021 03:50:55
%S 1,5,26,680,462402,213815609606,45717114911185399475237,
%T 2090054595802530396148732428883232154976206173
%N a(1) = 1, a(n+1) = a(n)^2 + 2^(1+mu(a(n))), where mu is the Moebius function (A008683).
%H <a href="/index/Aa#AHSL">Index entries for sequences of form a(n+1)=a(n)^2 + ...</a>
%Y Cf. A008683.
%K nonn
%O 1,2
%A _Reinhard Zumkeller_, May 15 2006
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