id:A033682 - OEIS Search Results

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Numbers of the form (q^2+(q+1)^2)*(r^2+(r+1)^2), q,r >= 1.

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25, 65, 125, 169, 205, 305, 325, 425, 533, 565, 625, 725, 793, 905, 1025, 1105, 1325, 1469, 1525, 1565, 1681, 1825, 1885, 2105, 2125, 2353, 2405, 2501, 2725, 2825, 2873, 3065, 3425, 3445, 3485, 3625 (list; graph; listen)

	OFFSET	`1,1`
	REFERENCES	`G. Tenenbaum, pp. 268ff of R. L. Graham et al., eds., Mathematics of Paul Erdos I.`
	CROSSREFS	`Sequence in context: A039376 A043199 A043979 this_sequence A020283 A137186 A109676` `Adjacent sequences: A033679 A033680 A033681 this_sequence A033683 A033684 A033685`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

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