login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A128390 Emirps with only nonprime digits (i.e., 0, 1, 4, 6, 8, 9). 6
149, 199, 941, 991, 1009, 1061, 1069, 1091, 1109, 1181, 1409, 1499, 1601, 1619, 1669, 1811, 1901, 1949, 9001, 9011, 9041, 9161, 9491, 9601, 9661, 9941, 10009, 10061, 10069, 10091, 10499, 10889, 10891, 10909, 11149, 11161, 11489, 11699, 11909
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[Prime@Range@(10^4), (r = IntegerReverse@#) != # && PrimeQ@r && Intersection[IntegerDigits@#, {2, 3, 5, 7}] == {} &] (* Ray Chandler, Mar 06 2007 corrected by Hans Rudolf Widmer, May 18 2024 *)
CROSSREFS
Sequence in context: A161487 A121947 A141946 * A142029 A216970 A059223
KEYWORD
nonn,less,base
AUTHOR
Lekraj Beedassy, Feb 28 2007
EXTENSIONS
Corrected by Ray Chandler, Mar 06 2007
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 19 18:07 EDT 2024. Contains 376014 sequences. (Running on oeis4.)