id:A063713 - OEIS Search Results

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Numbers n such that there exist primes p, q, r with n*2 = p - r = r + q (values of r are given in A063714.

+0
2

4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 20, 21, 22, 23, 24, 25, 27, 28, 30, 32, 33, 35, 36, 38, 39, 42, 43, 45, 46, 48, 50, 51, 52, 53, 54, 55, 57, 58, 60, 63, 65, 66, 67, 69, 70, 71, 72, 75, 77, 78, 80, 81, 84, 85, 87, 88, 90, 93, 96, 97, 98, 99, 100, 101, 102, 105 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`102 = 20 = 23 - 3 = 3 + 17, A063714(7) = 3; 112 = 22 = 41 - 19 = 19 + 3, A063714(8) = 19 28 is missing because we have the prime sums (Goldbach): 5 + 23 = 11 + 17 and differences with primes less 28: 31 - 3 = 41 - 13 = 47 - 19; none of these have a prime in common.`
	CROSSREFS	`Cf. A063714, A002373, A020483.` `Sequence in context: A026456 A026425 A026440 this_sequence A026462 A039230 A111222` `Adjacent sequences: A063710 A063711 A063712 this_sequence A063714 A063715 A063716`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 10 2001`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

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