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A160949 a(n) = n - digital sum(n+1) 0
-1, -1, -1, -1, -1, -1, -1, -1, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 62, 62, 62, 62, 62 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,9

COMMENTS

a(8)=8-ds(9)=8-9=-1; a(15)=15-ds(16)=15-(1+6)=15-7= 8; a(26)=26-ds(27)=26-(2+7)=26-9=17

LINKS

Table of n, a(n) for n=1..73.

MATHEMATICA

Table[n-Total[IntegerDigits[n+1]], {n, 80}] (* Harvey P. Dale, May 19 2018 *)

CROSSREFS

Sequence in context: A010731 A048762 A201053 * A245401 A048763 A088841

Adjacent sequences:  A160946 A160947 A160948 * A160950 A160951 A160952

KEYWORD

base,sign

AUTHOR

Claudio Meller, May 30 2009

STATUS

approved

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Last modified May 23 11:20 EDT 2019. Contains 323514 sequences. (Running on oeis4.)