id:A005214 - OEIS Search Results

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Triangular numbers together with squares.

+0
3

1, 3, 4, 6, 9, 10, 15, 16, 21, 25, 28, 36, 45, 49, 55, 64, 66, 78, 81, 91, 100, 105, 120, 121, 136, 144, 153, 169, 171, 190, 196, 210, 225, 231, 253, 256, 276, 289, 300, 324, 325, 351, 361, 378, 400, 406, 435, 441, 465, 484, 496, 528, 529, 561, 576, 595, 625, 630, 666, 676 (list; graph; listen)

	OFFSET	`1,2`
	REFERENCES	`Hofstadter, D. R., Fluid Concepts and Creative Analogies: Computer Models of the Fundamental Mechanisms of Thought, (together with the Fluid Analogies Research Group), NY: Basic Books, 1995. p. 15.`
	LINKS	`Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.`
	CROSSREFS	`Cf. A054686.` `Sequence in context: A005122 A034706 A054686 this_sequence A124093 A025061 A037969` `Adjacent sequences: A005211 A005212 A005213 this_sequence A005215 A005216 A005217`
	KEYWORD	`nonn`
	AUTHOR	`Russ Cox (rsc(AT)swtch.com)`

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

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