login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A046372 Odd numbers with exactly 2 palindromic prime factors (counted with multiplicity). 1
9, 15, 21, 25, 33, 35, 49, 55, 77, 121, 303, 393, 453, 505, 543, 573, 655, 707, 755, 905, 917, 939, 955, 1057, 1059, 1111, 1119, 1149, 1267, 1337, 1441, 1565, 1661, 1765, 1865, 1915, 1991, 2101, 2181, 2191, 2271, 2361, 2391, 2471, 2611, 2681, 2757, 2787 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..48.

CROSSREFS

Cf. A046315, A046404.

Sequence in context: A175076 A046337 A046315 * A025045 A107987 A031879

Adjacent sequences:  A046369 A046370 A046371 * A046373 A046374 A046375

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Jun 15 1998.

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified July 17 01:41 EDT 2018. Contains 312693 sequences. (Running on oeis4.)