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Smallest power of 14 that begins with n.
3

%I #8 Aug 10 2024 15:46:06

%S 1,2744,38416,4049565169664,537824,629983141281877223603213172736,

%T 7529536,83668255425284801560576,

%U 929722225368296217729286886758826377216,105413504,11112006825558016

%N Smallest power of 14 that begins with n.

%t With[{p14=14^Range[40]},Join[{1},Table[SelectFirst[p14,IntegerDigits[n]==Take[ IntegerDigits[#],IntegerLength[ n]]&],{n,2,20}]]] (* _Harvey P. Dale_, Aug 10 2024 *)

%Y Cf. A180693, A180696, A180697.

%K base,nonn

%O 1,2

%A _Daniel Mondot_, Sep 18 2010