%I
%S 0,0,0,0,0,4,0,4,8,12,8,4,0,4,8,12,8,4,0,4,16,12,8,4,0,24,24,48,72,96,
%T 24,0,24,48,72,48,24,24,48,72,72,48,48,48,72,96,72,72,72,72,48,48,48,
%U 72,96,48,24,24,48,72,48,24,0,24,48,72,48,24,24,48,96,72,48,48,48,72,72,72
%N a(n) = image of n under the base5 Kaprekar map n > (n with digits sorted into descending order)  (n with digits sorted into ascending order)
%H Indranil Ghosh, <a href="/A165032/b165032.txt">Table of n, a(n) for n = 0..15625</a> (terms 0..3125 from Joseph Myers)
%H <a href="/index/K#Kaprekar_map">Index entries for the Kaprekar map</a>
%e For n = 10, 10_10 = 20_5. So, a(10) = 20_5  2_5 = 10  2 = 8.  _Indranil Ghosh_, Feb 02 2017
%t a[n_] := With[{dd = IntegerDigits[n, 5]}, FromDigits[ReverseSort[dd], 5]  FromDigits[Sort[dd], 5]];
%t a /@ Range[0, 100] (* _JeanFrançois Alcover_, Jan 08 2020 *)
%Y Cf. A165033.
%Y In other bases: A164884 (base 2), A164993 (base 3), A165012 (base 4), A165051 (base 6), A165071 (base 7), A165090 (base 8), A165110 (base 9), A151949 (base 10).
%K base,nonn
%O 0,6
%A _Joseph Myers_, Sep 04 2009
