id:A055045 - OEIS Search Results

Search: id:A055045

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Numbers of the form 4^i*(8*j+5).

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5, 13, 20, 21, 29, 37, 45, 52, 53, 61, 69, 77, 80, 84, 85, 93, 101, 109, 116, 117, 125, 133, 141, 148, 149, 157, 165, 173, 180, 181, 189, 197, 205, 208, 212, 213, 221, 229, 237, 244, 245, 253, 261, 269, 276, 277, 285, 293, 301, 308, 309, 317 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Numbers not of the form x^2+2y^2+6z^2.`
	REFERENCES	`L. J. Mordell, A new Waring's problem with squares of linear forms, Quart. J. Math., 1 (1930), 276-288 (see p. 283).`
	CROSSREFS	`Sequence in context: A160031 A154634 A087714 this_sequence A030374 A007675 A043441` `Adjacent sequences: A055042 A055043 A055044 this_sequence A055046 A055047 A055048`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Jun 01 2000`

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

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