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A095920 Numbers n such that n + (largest digit of n)! is a palindromic prime. 1
1, 10, 100, 253, 6271, 6371, 12611, 13621, 15331, 15431, 15641, 25763, 26473, 30187, 30287, 30713, 31603, 33743, 34633, 35033, 35233, 36553, 38167, 38467, 38567, 65167, 65467, 65567, 66277, 70517, 71327, 71627, 72337, 72437, 73447, 73747 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..500

EXAMPLE

a(5)=6271 because 6271 + 7! = 11311.

MATHEMATICA

ppQ[n_]:=Module[{c=n+Max[IntegerDigits[n]]!}, PrimeQ[c]&&PalindromeQ[c]]; Select[Range[75000], ppQ] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Sep 30 2017 *)

CROSSREFS

Cf. A054055, A002385.

Sequence in context: A208065 A207930 A207847 * A207602 A207028 A207173

Adjacent sequences:  A095917 A095918 A095919 * A095921 A095922 A095923

KEYWORD

base,easy,nonn

AUTHOR

Jason Earls, Jul 11 2004

STATUS

approved

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Last modified May 24 14:01 EDT 2022. Contains 354036 sequences. (Running on oeis4.)