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A071280 Palindromes which are nontrivial multiples of 3 palindromes (need not be distinct). 0
8, 12, 16, 18, 20, 24, 24, 27, 28, 30, 32, 32, 36, 36, 36, 40, 42, 44, 45, 48, 48, 48, 50, 54, 54, 56, 60, 60, 63, 64, 64, 66, 70, 72, 72, 72, 72, 75, 80, 80, 81, 84, 84, 88, 88, 90, 90, 96, 96, 96, 98, 99, 100, 105, 108, 108, 108, 110, 112, 112, 120, 120, 125, 126, 126, 128 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..66.

EXAMPLE

a(2)=12 because 12=2*2*3 is a product of 3 palindromes

CROSSREFS

Sequence in context: A031034 A152758 A160258 * A033942 A111087 A166083

Adjacent sequences:  A071277 A071278 A071279 * A071281 A071282 A071283

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Jun 07 2002

EXTENSIONS

Corrected and extended by Sascha Kurz, Jan 02 2003

STATUS

approved

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Last modified March 18 22:11 EDT 2019. Contains 321305 sequences. (Running on oeis4.)