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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A156150 Primes p such that p+2 = 0 (mod pi(p)) and pi(p)=A000720(p) is prime. 1
31, 353, 9559783, 9559903 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

A subsequence of A156151.

LINKS

Table of n, a(n) for n=1..4.

FORMULA

a(n) = A000040(A156149(n))

PROG

(PARI) p=c=0; until(0, until( isprime(c++), p=nextprime(p+1)); (p+2)%c & next; print1( p", "))

CROSSREFS

Cf. A156153.

Sequence in context: A197644 A295211 A261759 * A125419 A138440 A307008

Adjacent sequences:  A156147 A156148 A156149 * A156151 A156152 A156153

KEYWORD

hard,more,nonn

AUTHOR

M. F. Hasler, Feb 04 2009

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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 22 11:34 EDT 2019. Contains 326176 sequences. (Running on oeis4.)