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A086757 Smallest prime p such that n is a palindrome in base p representation. 1
2, 3, 2, 3, 2, 5, 2, 3, 2, 3, 13, 5, 3, 13, 2, 3, 2, 5, 23, 3, 2, 23, 3, 5, 29, 3, 2, 3, 31, 29, 2, 7, 2, 37, 37, 5, 41, 37, 41, 3, 5, 13, 47, 43, 2, 5, 53, 7, 53, 7, 2, 3, 59, 17, 59, 3, 5, 59, 61, 11, 67, 5, 2, 7, 2, 67, 5, 3, 71, 13, 7, 5, 2, 73, 79, 37, 79, 5, 83, 3, 83, 3, 5, 11, 2 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(n) <= A007918(n);

A016026(n) <= a(n).

LINKS

Table of n, a(n) for n=1..85.

CROSSREFS

Sequence in context: A112048 A060395 A016026 * A166985 A046215 A256113

Adjacent sequences:  A086754 A086755 A086756 * A086758 A086759 A086760

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller, Aug 01 2003

STATUS

approved

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Last modified September 20 08:53 EDT 2021. Contains 347579 sequences. (Running on oeis4.)