id:A118259 - OEIS Search Results

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Numbers of strongly carefree couples (a,b) with a,b<=n.

+0
4

1, 3, 7, 7, 13, 17, 27, 27, 27, 33, 47, 47, 63, 73, 85, 85, 107, 107, 131, 131, 147, 165, 195, 195, 195, 215, 215, 215, 249, 265, 303, 303, 329, 355, 385, 385, 431, 461, 495, 495, 547, 569, 625, 625, 625, 661, 721, 721, 721, 721, 763, 763, 827, 827, 877, 877 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`Eric Weisstein's World of Mathematics, Carefree Couple`
	CROSSREFS	`Cf. A118258, A118260.` `Sequence in context: A073881 A137315 A139795 this_sequence A060845 A060215 A059478` `Adjacent sequences: A118256 A118257 A118258 this_sequence A118260 A118261 A118262`
	KEYWORD	`nonn`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com), Apr 20, 2006`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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