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A046333 Palindromes with exactly 7 prime factors (counted with multiplicity). 3
27872, 27972, 29592, 42224, 57375, 63336, 63536, 65056, 67176, 80208, 80608, 80808, 82128, 82728, 83538, 84048, 84348, 86768, 88088, 88288, 232232, 238832, 259952, 279972, 401104, 409904, 414414, 420024, 424424, 441144, 443344, 444444 (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. A046308, A046320.

Sequence in context: A058419 A235208 A251494 * A202403 A206618 A233430

Adjacent sequences:  A046330 A046331 A046332 * A046334 A046335 A046336

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Jun 15 1998

STATUS

approved

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Last modified May 26 13:05 EDT 2017. Contains 287095 sequences.