The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A110726 Absolute({n concatenate R(n)}-{ R(n) concatenate n}), R(n) = digit reversal of n. 2
 891, 0, 891, 1782, 2673, 3564, 4455, 5346, 6237, 7128, 1782, 891, 0, 891, 1782, 2673, 3564, 4455, 5346, 6237, 2673, 1782, 891, 0, 891, 1782, 2673, 3564, 4455, 5346, 3564, 2673, 1782, 891, 0, 891, 1782, 2673, 3564, 4455, 4455, 3564, 2673, 1782, 891, 0, 891 (list; graph; refs; listen; history; text; internal format)
 OFFSET 10,1 COMMENTS a(palindrome ) = 0. a(n) = a(R(n)). When concatenating the reversal after n the leading zeros are not dropped. - Tanya Khovanova, Jun 28 2021 LINKS G. C. Greubel, Table of n, a(n) for n = 10..999 FORMULA When n has two digits a(n)= 891*ABS(x-y), (Here x,y are the digits of n and ABS(n) is the absolute value of n.). - Keith Schneider, Jun 16 2007 EXAMPLE a(12) = ABS(1221-2112) = 891. a(10) = ABS(1001-110) = 891. - Tanya Khovanova, Jun 28 2021 MATHEMATICA Abs[Table[FromDigits[Join[IntegerDigits[n], Reverse[IntegerDigits[n]]]] - FromDigits[Join[Reverse[IntegerDigits[n]], IntegerDigits[n]]], {n, 10, 60}]] (* G. C. Greubel, Sep 06 2017 *) CROSSREFS Cf. A004086, A110722, A110723, A110724, A110725, A110727. Sequence in context: A202528 A006916 A128871 * A204366 A266915 A124666 Adjacent sequences: A110723 A110724 A110725 * A110727 A110728 A110729 KEYWORD base,easy,nonn AUTHOR Amarnath Murthy, Aug 09 2005 EXTENSIONS More terms from Sean A. Irvine, Feb 14 2011 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified August 11 07:13 EDT 2024. Contains 375059 sequences. (Running on oeis4.)