A109832 - OEIS

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A109832

Number d such that (A109833(n)+k*d: 0<=k<=A109831(n)) is an arithmetic progression of primes.

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; internal format)

	OFFSET	`2,2`
	COMMENTS	`a(n) = (A000040(n) - A109833(n)) / A109831(n).`
	LINKS	`Eric Weisstein's World of Mathematics, Prime Arithmetic Progression` `Index entries for sequences related to primes in arithmetic progressions`
	CROSSREFS	`Sequence in context: A160731 A098214 A178883 * A039731 A005341 A137268` `Adjacent sequences: A109829 A109830 A109831 * A109833 A109834 A109835`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jul 04 2005`

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Last modified February 17 21:13 EST 2012. Contains 206085 sequences.