id:A120439 - OEIS Search Results

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A120439

Average of twin-prime pairs modulo 5.

+0
1

-1, 1, 2, -2, 0, 2, 0, 2, 2, -2, -2, 0, 0, 2, -2, -2, 0, 0, 2, 2, -2, 0, 2, 2, 2, 0, 0, -2, 2, 0, 0, 2, -2, -2, 2, 0, 2, 0, 2, 2, 2, 0, -2, 0, 2, 0, -2, 2, 2, -2, -2, 0, -2, -2, 2, -2, 2, -2, 2, 0, -2, -2, 2, -2, 2, 0, 2, -2, -2, 0, 0, 2, 0, 2, -2, -2, 2, 0, 0, 2, 0, 0, 0, -2, 2, -2, 0, 0, 0, 2, 0, 2, -2, -2, 0, -2, 2, 2, -2, 2, 2, -2, 0, 2, 0, 0, 2, -2, -2, -2, 0 (list; graph; listen)

	OFFSET	`1,3`
	EXAMPLE	`First twin-prime average = 4 (=-1+15): a(1) = -1.` `Second twin-prime average = 6 (=1+15): a(2) = +1.` `Third twin-prime average = 12 (=2+2*5): a(3) = +2.`
	CROSSREFS	`Cf. A014574.` `Sequence in context: A143787 A122157 A080378 this_sequence A104624 A049850 A050949` `Adjacent sequences: A120436 A120437 A120438 this_sequence A120440 A120441 A120442`
	KEYWORD	`sign`
	AUTHOR	`Greg Huber (huber(AT)alum.mit.edu), Jul 18 2006`

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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.

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