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A046379 Palindromes with exactly 5 palindromic prime factors (counted with multiplicity). 1
252, 616, 5445, 5775, 8888, 48884, 268862, 448844, 526625, 577775, 1478741, 2468642, 3498943, 5304035, 13577531, 17377371, 22666622, 29244292, 33999933, 124666421, 151202151, 1144664411, 36466266463, 334826628433, 534874478435, 592723327295, 597593395795 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Lars Blomberg, Table of n, a(n) for n = 1..44, terms < 10^16.

EXAMPLE

The palindrome 151202151 is a term since it has 5 factors 3^2 101 181 919, all palindromic.

CROSSREFS

Cf. A046331.

Sequence in context: A024757 A254467 A242570 * A250794 A245858 A200884

Adjacent sequences:  A046376 A046377 A046378 * A046380 A046381 A046382

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Jun 15 1998

EXTENSIONS

More terms from Lars Blomberg, Nov 06 2015

STATUS

approved

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Last modified November 16 05:27 EST 2018. Contains 317258 sequences. (Running on oeis4.)