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A104340 Numbers n such that (digital reversal of n) - n = 9. 1
12, 23, 34, 45, 56, 67, 78, 89 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The sequence is complete: there is no other such number (in base 10).

LINKS

Table of n, a(n) for n=1..8.

Tanya Khovanova, Non Recursions

EXAMPLE

98-89=9

MATHEMATICA

Select[Range[1000], FromDigits[Reverse[IntegerDigits[#]]]-#==9&] (* Harvey P. Dale, Aug 26 2011 *)

Select[Range[1000], IntegerReverse[#]-#==9&] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Oct 28 2017 *)

CROSSREFS

Cf. A104341.

Sequence in context: A048992 A088783 A029756 * A136414 A017401 A004960

Adjacent sequences:  A104337 A104338 A104339 * A104341 A104342 A104343

KEYWORD

base,nonn,fini,full

AUTHOR

Zak Seidov, Mar 02 2005

STATUS

approved

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Last modified November 18 14:30 EST 2017. Contains 294894 sequences.