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A083850 Exponent of highest power of 11 dividing the n-th decimal palindrome; a(0) = 1. 2
1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,22

LINKS

Table of n, a(n) for n=0..104.

MATHEMATICA

IntegerExponent[#, 11]&/@Select[Range[0, 1000], PalindromeQ]/.\[Infinity]->1 (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Sep 05 2020 *)

CROSSREFS

Cf. A083851, A083852, A002113, A008593.

Sequence in context: A116860 A179391 A332016 * A028718 A028661 A028714

Adjacent sequences:  A083847 A083848 A083849 * A083851 A083852 A083853

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller, May 06 2003

STATUS

approved

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Last modified September 30 14:38 EDT 2022. Contains 357106 sequences. (Running on oeis4.)