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A093030 Largest palindromic divisor of n. 1
1, 2, 3, 4, 5, 6, 7, 8, 9, 5, 11, 6, 1, 7, 5, 8, 1, 9, 1, 5, 7, 22, 1, 8, 5, 2, 9, 7, 1, 6, 1, 8, 33, 2, 7, 9, 1, 2, 3, 8, 1, 7, 1, 44, 9, 2, 1, 8, 7, 5, 3, 4, 1, 9, 55, 8, 3, 2, 1, 6, 1, 2, 9, 8, 5, 66, 1, 4, 3, 7, 1, 9, 1, 2, 5, 4, 77, 6, 1, 8, 9, 2, 1, 7, 5, 2, 3, 88, 1, 9, 7, 4, 3, 2, 5, 8, 1, 7, 99, 5, 101 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000

MATHEMATICA

a[n_] := Module[{d = Divisors[n]}, k = Length[d]; While[!PalindromeQ[d[[k]]], k--]; d[[k]]]; Array[a, 101] (* Amiram Eldar, Dec 16 2019 *)

CROSSREFS

Cf. A093888.

Sequence in context: A061500 A051796 A257296 * A122425 A074044 A079827

Adjacent sequences:  A093027 A093028 A093029 * A093031 A093032 A093033

KEYWORD

base,easy,nonn

AUTHOR

Jason Earls, May 07 2004

STATUS

approved

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Last modified October 20 21:32 EDT 2020. Contains 337910 sequences. (Running on oeis4.)