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%I #10 Jul 21 2020 19:50:21
%S 1,2,4,8,16,122,442,488,1768,17342,48742,49568,173188,1762742,4945342,
%T 4870988,17781568,173037542,491460742,494128388,1767642988,
%U 17784935342,48707897542,49159741568,173029590388,1766191840742,4940963833342
%N a(1) = 1, a(n+1) = 2 * digit reversal of a(n).
%H Harvey P. Dale, <a href="/A095197/b095197.txt">Table of n, a(n) for n = 1..1000</a>
%t NestList[2*IntegerReverse[#]&,1,30] (* Requires Mathematica version 10 or later *) (* _Harvey P. Dale_, Jul 21 2020 *)
%Y Cf. A095198.
%K base,easy,nonn
%O 1,2
%A _Amarnath Murthy_, Jun 05 2004
%E Corrected and extended by _Johan Claes_ and _Rick L. Shepherd_, Jun 07 2004