The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A231232 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A231232

Primes p = prime(k) such that p + 2*k is prime.
(history; published version)

#26 by Michael De Vlieger at Sun Sep 17 10:08:44 EDT 2023

STATUS

reviewed

approved

#25 by Michel Marcus at Sun Sep 17 01:46:59 EDT 2023

STATUS

proposed

reviewed

#24 by Saish S. Kambali at Sat Sep 16 13:14:40 EDT 2023

STATUS

editing

proposed

#23 by Michel Marcus at Sat Sep 16 13:14:20 EDT 2023

EXTENSIONS

New name from _Name edited by _David A. Corneth_, Sep 07 2023

STATUS

proposed

editing

#22 by Jon E. Schoenfield at Thu Sep 07 22:54:27 EDT 2023

STATUS

editing

proposed

#21 by Jon E. Schoenfield at Thu Sep 07 22:53:08 EDT 2023

EXAMPLE

a(5)= 31: It is 11th = prime, included in sequence because (11) is a term: prime(11) + 2*11 = 31 + 22 = 53, which is also prime.

a(10)= 89: It is 24th = prime, included in sequence because (24) is a term: prime(24) + 2*24 = 89 + 48 = 137, which is also prime.

STATUS

proposed

editing

#20 by David A. Corneth at Thu Sep 07 11:15:15 EDT 2023

STATUS

editing

proposed

#19 by David A. Corneth at Thu Sep 07 11:14:52 EDT 2023

EXTENSIONS

New name from David A. Corneth, Sep 07 2023

Discussion

Thu Sep 07

11:15

David A. Corneth: Okay thanks :) not sure the extension is needed and if so correct

#18 by David A. Corneth at Thu Sep 07 11:14:31 EDT 2023

NAME

Primes p = prime(k) such that p + 2*k is also prime, where p is k-th prime.

STATUS

proposed

editing

#17 by Saish S. Kambali at Thu Sep 07 10:44:49 EDT 2023

STATUS

editing

proposed

Discussion

Thu Sep 07

10:47

David A. Corneth: How about name "Primes p = prime(k) such that p + 2*k is prime."?

10:51

Saish S. Kambali: Seems excellent