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A079033 First differences of A023203. 3
4, 6, 6, 12, 6, 6, 18, 12, 6, 18, 6, 24, 12, 18, 6, 18, 42, 6, 12, 30, 12, 24, 30, 12, 24, 6, 30, 12, 12, 6, 18, 42, 48, 30, 30, 24, 12, 30, 18, 18, 24, 18, 36, 24, 18, 24, 24, 42, 18, 30, 42, 12, 18, 12, 36, 6, 60, 18, 42, 36, 30, 12, 6, 102, 24, 6, 42, 12, 6, 54, 6, 48, 12, 18, 30, 42 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Robert Israel, Table of n, a(n) for n = 1..10000

MAPLE

N:= 10^4: # to use primes <= N

Primes:= select(isprime, {2, seq(i, i=3..N, 2)}):

A023203:= sort(convert(Primes intersect map(`+`, Primes, 10), list)):

A023203[2..-1] - A023203[1..-2]; # Robert Israel, Jun 02 2016

MATHEMATICA

Differences[Select[Prime[Range[500]], PrimeQ[#+10]&]] (* Harvey P. Dale, May 02 2011 *)

CROSSREFS

Cf. A053323.

Sequence in context: A193814 A304409 A081732 * A272771 A346675 A077038

Adjacent sequences:  A079030 A079031 A079032 * A079034 A079035 A079036

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 31 2003

EXTENSIONS

More terms from Labos Elemer, Aug 04 2003

STATUS

approved

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Last modified June 25 14:54 EDT 2022. Contains 354851 sequences. (Running on oeis4.)