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

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A350958 Positive numbers k such that 2k cannot be written as 3^i (i >= 0) plus a prime. 5
1, 18, 33, 39, 48, 60, 63, 72, 78, 81, 93, 102, 105, 108, 111, 138, 144, 150, 153, 162, 164, 165, 168, 171, 183, 186, 189, 198, 204, 207, 213, 219, 228, 237, 243, 249, 258, 264, 267, 270, 273, 276, 281, 288, 291, 303, 306, 312, 315, 318, 333, 336, 345, 348, 354, 357 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
A058517 halved.
LINKS
CROSSREFS
Sequence in context: A070744 A137600 A299707 * A045556 A344017 A049731
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Feb 05 2022
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | 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 March 29 08:47 EDT 2024. Contains 371267 sequences. (Running on oeis4.)