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A180019 Difference of sums of digits of n in decimal and in ternary representation. 5
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, 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, 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 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

COMMENTS

a(n) = A007953(n) - A053735(n);

a(A037315(n)) = 0;

a(A011557(n)) = 1 - A053735(A011557(n));

a(A000244(n)) = A007953(A000244(n)) - 1;

a(A002283(n)) = A008591(n) - A053735(A002283(n));

a(A024023(n)) = A007953(A024023(n)) - 2*n.

LINKS

R. Zumkeller, Table of n, a(n) for n = 0..10000

Index entries for Colombian or self numbers and related sequences

CROSSREFS

Cf. A180017, A180018, A007089.

Sequence in context: A218084 A240046 A001584 * A274496 A112801 A173862

Adjacent sequences:  A180016 A180017 A180018 * A180020 A180021 A180022

KEYWORD

base,sign

AUTHOR

Reinhard Zumkeller, Aug 06 2010

STATUS

approved

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Last modified October 17 08:36 EDT 2019. Contains 328107 sequences. (Running on oeis4.)