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%I #20 Apr 30 2024 11:41:01
%S 2,3,5,7,11,19,29,47,71,127,191,319,551,1007,1711,2687,4703,8447,
%T 15179,28079,45997,89599,138959,257513,485657,834557,1433501,2854189,
%U 4726127,8814047,15692153,30078877,53574623,94189807,177848059,322928189
%N Smallest number for which Knuth's power tree method produces an addition chain of length n.
%C Minimum number in row of power tree A114622. The first 11 terms are identical with A003064.
%Y Cf. A114622 [The power tree (as defined by Knuth)], A003064 [Smallest number with addition chain of length n], A113945 [numbers such that Knuth's power tree method produces a result deficient by 1].
%K nonn,more
%O 1,1
%A _Hugo Pfoertner_, Jan 29 2006
%E a(28)-a(32) from _Hugo Pfoertner_, Sep 05 2015
%E a(33) from _Hugo Pfoertner_, Oct 01 2015
%E a(34)-a(36) from _Michael S. Branicky_, Apr 30 2024
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