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A109832 Number d such that (A109833(n)+k*d: 0<=k<=A109831(n)) is an arithmetic progression of primes. 2
1, 2, 2, 4, 6, 6, 8, 6, 6, 14, 18, 12, 12, 18, 12, 18, 24, 30, 34, 30, 6, 12, 42, 30, 30, 30, 18, 48, 30, 30, 30, 66, 36, 48, 24, 30, 12, 54, 42, 78, 54, 60, 42, 48, 60, 104, 72, 30, 66, 60, 66, 30, 60, 30, 12, 6, 30, 120, 90, 60, 60, 78, 60, 102, 90, 90, 138, 108, 36 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,2

COMMENTS

a(n) = (A000040(n) - A109833(n)) / A109831(n).

LINKS

Table of n, a(n) for n=2..70.

Eric Weisstein's World of Mathematics, Prime Arithmetic Progression

Index entries for sequences related to primes in arithmetic progressions

CROSSREFS

Sequence in context: A302928 A098214 A178883 * A309075 A039731 A005341

Adjacent sequences:  A109829 A109830 A109831 * A109833 A109834 A109835

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Jul 04 2005

STATUS

approved

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Last modified April 9 10:52 EDT 2020. Contains 333348 sequences. (Running on oeis4.)