id:A106602 - OEIS Search Results

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Number of primitive positive solutions to 8n+2=x^2+y^2.

+0
2

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

	OFFSET	`0,17`
	EXAMPLE	`a(16)=2 because we have 130=11^2+3^2=9^2+7^2. a(2)=0 because although 18=3^2+3^2, these components are not mutually prime.`
	CROSSREFS	`Cf. A106594.` `Sequence in context: A080101 A025895 A104451 this_sequence A106594 A143251 A115235` `Adjacent sequences: A106599 A106600 A106601 this_sequence A106603 A106604 A106605`
	KEYWORD	`easy,nonn`
	AUTHOR	`Colin Mallows (colinm(AT)avaya.com), May 10 2005`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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