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A046329 Palindromes with exactly 3 prime factors (counted with multiplicity). 4
8, 44, 66, 99, 171, 212, 222, 242, 282, 292, 333, 343, 363, 404, 434, 474, 494, 555, 575, 595, 606, 646, 747, 777, 909, 969, 1001, 1221, 1331, 1551, 1771, 2222, 2882, 3333, 3553, 4334, 4994, 5335, 5555, 5665, 5885, 5995, 6226, 6446, 6886, 7337, 7557 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

John Cerkan, Table of n, a(n) for n = 1..10000

CROSSREFS

Cf. A014612, A046316, A046409.

Sequence in context: A178918 A078895 A046341 * A046377 A075816 A290787

Adjacent sequences:  A046326 A046327 A046328 * A046330 A046331 A046332

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Jun 15 1998

STATUS

approved

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Last modified December 16 17:02 EST 2018. Contains 318172 sequences. (Running on oeis4.)