%I #10 May 23 2020 05:36:38
%S 1,6,107,1078,8643,109052,1093459,10956789,109739369,9876543211,
%T 897867392010,82304526759260,7597341016308547,705467452293650865,
%U 65843696221474074074,6172909652075694444445,581039149666600653594183,54932036413517895061728395,5257250871285958953216374269
%N Largest k such that n*k is a number that is formed using all the digits of first n numbers. a(n) = A083431(n)/n.
%Y Cf. A083429, A083430, A083431.
%K nonn,base
%O 1,2
%A _Amarnath Murthy_ and Meenakshi Srikanth (menakan_s(AT)yahoo.com), Apr 29 2003
%E a(8)-a(16) from _Donovan Johnson_, Jul 11 2010
%E a(17)-a(19) from _Jinyuan Wang_, May 23 2020