%I #8 Mar 14 2015 17:38:11
%S 1,2,3,1,4,9,1,16,81,1,256,6561,1,65536,43046721,1,4294967296,
%T 1853020188851841,1,18446744073709551616,
%U 3433683820292512484657849089281,1,340282366920938463463374607431768211456,11790184577738583171520872861412518665678211592275841109096961
%N List of triples {1^(2^k), 2^(2^k), 3^(2^k)} for k>0.
%t NestList[{#[[ -3]]^2, #[[ -2]]^2, #[[ -1]]^2} &, {1, 2, 3}, 7] // Flatten (* _Robert G. Wilson v_, Sep 02 2006 *)
%t Flatten[Table[{1,2,3}^2^k,{k,0,8}]] (* _Harvey P. Dale_, May 24 2012 *)
%Y Cf. A000012, A001146, A011764.
%K nonn
%O 1,2
%A Marius Solend (mariussolend(AT)hotmail.com), Aug 29 2006
%E More terms from _Robert G. Wilson v_, Sep 02 2006
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