A071280 Numbers which are nontrivial multiples of 3 palindromes (need not be distinct).

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

Offset

1,1

Comments

If a particular number can be represented in m ways, then it appears m times. - Sean A. Irvine, Jul 08 2024

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 A341610

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