%I #9 Nov 06 2022 07:48:42
%S 0,0,0,2,2,2,4,4,4,8,-1,-1,1,1,1,3,3,3,7,7,-2,0,0,0,2,2,2,8,8,8,1,1,1,
%T 3,3,3,7,7,7,9,0,0,2,2,2,6,6,6,8,8,-1,1,1,1,7,7,7,9,9,9,2,2,2,6,6,6,8,
%U 8,8,10,1,1,5,5,5,7,7,7,9,9,0,8,8,8,10,10,10,12,12,12,7,7,7,9,9,9,11,11,11
%N Difference of sums of digits of n in decimal and in ternary representation.
%H Reinhard Zumkeller, <a href="/A180019/b180019.txt">Table of n, a(n) for n = 0..10000</a>
%H <a href="/index/Coi#Colombian">Index entries for Colombian or self numbers and related sequences</a>
%F a(n) = A007953(n) - A053735(n);
%F a(A037315(n)) = 0;
%F a(A011557(n)) = 1 - A053735(A011557(n));
%F a(A000244(n)) = A007953(A000244(n)) - 1;
%F a(A002283(n)) = A008591(n) - A053735(A002283(n));
%F a(A024023(n)) = A007953(A024023(n)) - 2*n.
%o (PARI) a(n) = sumdigits(n) - sumdigits(n, 3); \\ _Michel Marcus_, Nov 06 2022
%Y Cf. A180017, A180018, A007089.
%Y Cf. A007953, A053735, A037315, A011557.
%Y Cf. A000244, A002283, A008591, A024023.
%K base,sign
%O 0,4
%A _Reinhard Zumkeller_, Aug 06 2010
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