login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A022603
Indices of primes of form 3^p - 2.
0
4, 22, 53, 129, 2227, 1357200840
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,1
LINKS
Table of n, a(n) for n=1..6.
Exploring Primeness Project
EXAMPLE
The second prime that is 2 less than a power of 3 is 79, which is p(22), so 22 is second on the list.
CROSSREFS
Cf.
A014232
.
Sequence in context:
A290709
A163433
A187930
*
A050773
A122241
A341375
Adjacent sequences:
A022600
A022601
A022602
*
A022604
A022605
A022606
KEYWORD
nonn
AUTHOR
Neil Fernandez
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 April 23 11:35 EDT 2024. Contains 371912 sequences. (Running on oeis4.)