id:A047449 - OEIS Search Results

Search: id:A047449

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Numbers that are primitively represented by x^2+y^2+z^2.

+0
7

1, 2, 3, 5, 6, 9, 10, 11, 13, 14, 17, 18, 19, 21, 22, 25, 26, 27, 29, 30, 33, 34, 35, 37, 38, 41, 42, 43, 45, 46, 49, 50, 51, 53, 54, 57, 58, 59, 61, 62, 65, 66, 67, 69, 70, 73, 74, 75, 77, 78, 81, 82, 83, 85, 86, 89, 90, 91, 93, 94, 97, 98, 99, 101, 102, 105, 106 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`Numbers that are congruent to {1, 2, 3, 5, 6} mod 8.` `Union of A047449 and A034045 is A000378. Intersection of A047449 and A034043 is A034046. Numbers that are in A000378 and not congruent to 0 mod 4. - Ray Chandler (rayjchandler(AT)sbcglobal.net), Sep 05 2004`
	CROSSREFS	`Cf. A000378, A004215, A034043-A034047.` `Sequence in context: A131292 A069880 A069861 this_sequence A107040 A045989 A129832` `Adjacent sequences: A047446 A047447 A047448 this_sequence A047450 A047451 A047452`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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