The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A039738 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A039738

a(n)=number of primes q<p having (p mod q)=4, where p=n-th prime.
(history; published version)

#5 by Charles R Greathouse IV at Thu Jul 12 00:39:46 EDT 2012

NAME

a(n)=number of primes q<p having (p mod q)=4, where p=nth n-th prime.

Discussion

Thu Jul 12

00:39

OEIS Server: https://oeis.org/edit/global/1814

#4 by Russ Cox at Fri Mar 30 18:56:33 EDT 2012

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

Clark Kimberling

Discussion

Fri Mar 30

18:56

OEIS Server: https://oeis.org/edit/global/285

#3 by N. J. A. Sloane at Sat Sep 13 03:00:00 EDT 2003

KEYWORD

nonn,new

nonn

AUTHOR

Clark Kimberling, (ck6(AT)evansville.edu)

#2 by N. J. A. Sloane at Fri May 16 03:00:00 EDT 2003

KEYWORD

nonn,new

nonn

AUTHOR

Clark Kimberling, ck6@cedar.(AT)evansville.edu

#1 by N. J. A. Sloane at Sat Dec 11 03:00:00 EST 1999

NAME

a(n)=number of primes q<p having (p mod q)=4, where p=nth prime.

DATA

0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 3, 1, 1, 1, 2, 1, 2, 2, 2, 1, 2, 1, 1, 1

OFFSET

1,17

KEYWORD

nonn

AUTHOR

Clark Kimberling, ck6@cedar.evansville.edu

STATUS

approved