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A262079 Differences between successive numbers that can be written as palindromes in base 60, cf. A262065. 2
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,60

COMMENTS

First differences of A262065.

From  Georg Fischer, Feb 15 2019: (Start)

Up to n = 10000, only 12 different values occur. The following table shows the counts and those values.

     59 -12740399

     61 1

     45 12747601

      1 12956461

      2 2

   3479 216001

      1 3599

   2753 3600

      1 59

   3480 60

    117 61

      1 7202

(End)

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Eric Weisstein's World of Mathematics, Palindromic Number

Eric Weisstein's World of Mathematics, Sexagesimal

Wikipedia, Palindromic number

Wikipedia, Sexagesimal

Index entries for sequences related to palindromes

EXAMPLE

a(n) = 1 for n = 1..59, as the first 60 sexagesimal palindromes are 0..59;

a(60) = (1*60^1 + 1*60^0) - 59*(60^0) = 61 - 59 = 2;

a(61) = (2*60^1 + 2*60^0) - (1*60^1+1*60^0) = 122 - 61 = 61.

PROG

(Haskell)

a262079 n = a262079_list !! (n-1)

a262079_list = zipWith (-) (tail a262065_list) a262065_list

CROSSREFS

Cf. A262065, A086862.

Sequence in context: A182856 A101896 A130411 * A222009 A041449 A261944

Adjacent sequences:  A262076 A262077 A262078 * A262080 A262081 A262082

KEYWORD

sign,base

AUTHOR

Reinhard Zumkeller, Sep 10 2015

STATUS

approved

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Last modified June 1 09:49 EDT 2020. Contains 334760 sequences. (Running on oeis4.)