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Composite number C(n) raised to power C(n).
1

%I #12 Nov 18 2020 03:32:50

%S 256,46656,16777216,387420489,10000000000,8916100448256,

%T 11112006825558016,437893890380859375,18446744073709551616,

%U 39346408075296537575424,104857600000000000000000000,5842587018385982521381124421,341427877364219557396646723584

%N Composite number C(n) raised to power C(n).

%F From _Amiram Eldar_, Nov 18 2020: (Start)

%F a(n) = A002808(n)^A002808(n).

%F 1 + Sum_{n>=1} 1/a(n) = A094724. (End)

%t With[{nn=25},#^#&/@Complement[Range[2,nn],Prime[Range[PrimePi[nn]]]]] (* _Harvey P. Dale_, Aug 21 2011 *)

%Y Cf. A002808, A008973, A051674, A062312, A085534, A094724, A106575.

%K nonn

%O 1,1

%A _Omar E. Pol_, Aug 24 2007

%E More terms from _Harvey P. Dale_, Aug 21 2011