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%I #7 Aug 24 2012 10:50:03
%S 3,13,1123,311233,512263,6142731516,91528314253617,
%T 12172103244546271819,10171112113545556472829,20241142123749566673839,
%U 3027118215310410596874859,603212021731241351061077879
%N a(n) contains the nonzero frequencies f(d) of digits d=0 .. 9 in all terms up to a(n-1) in concatenated form sorted with respect to d: f(0)//0//f(1)//1//...//f(9)//9. Initial term a(1)=3.
%C For a Mathematica program, see A177360 (you have to slightly modify it) [From Jasper Mulder (jasper.mulder(AT)planet.nl), Jun 04 2010]
%H J. Mulder, <a href="/A177362/b177362.txt">Table of n, a(n) for n = 1..25000</a>
%e Three; one three; one one, two threes; three ones, one two, three threes; five ones, two twos, six threes; six ones, four twos, seven threes, one five, one six; etc.
%Y Cf. A060857, A177359 - A177368.
%K easy,nonn,base
%O 1,1
%A _Paolo P. Lava_ and _Giorgio Balzarotti_, May 10 2010
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