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

 

Logo

The submissions stack has been unacceptably high for several months now. Please voluntarily restrict your submissions and please help with the editing. (We don't want to have to impose further limits.)

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A175438 Primes such that even and odd digits separately are in ascending order. 2
2, 3, 5, 7, 13, 17, 19, 23, 29, 37, 41, 43, 47, 59, 61, 67, 79, 83, 89, 103, 107, 109, 127, 137, 139, 149, 157, 163, 167, 179, 239, 241, 257, 263, 269, 281, 283, 307, 347, 349, 359, 367, 379, 389, 419, 439, 457, 461, 463, 467, 479, 487, 509, 547, 569, 587, 613 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

There are 910 such primes with a(910)=302547689=prime(16382892).

Indices of primes in A175439:

1,2,3,4,6,7,8,9,10,12,13,14,15,17,18,19,22,23,24,27,28,29,31,33,34,35,37,38.

LINKS

Zak Seidov, Table of n, a(n) for n = 1..910 (complete sequence)

CROSSREFS

Cf. A175439.

Sequence in context: A259187 A040972 A040161 * A040970 A216862 A040978

Adjacent sequences:  A175435 A175436 A175437 * A175439 A175440 A175441

KEYWORD

base,fini,full,nonn

AUTHOR

Zak Seidov, May 15 2010

STATUS

approved

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

Content is available under The OEIS End-User License Agreement .

Last modified August 28 08:35 EDT 2015. Contains 261118 sequences.