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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
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
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Jun 15 1998
EXTENSIONS
More terms from Lars Blomberg, Nov 06 2015
STATUS
approved