id:A014642 - OEIS Search Results

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Even octagonal numbers: 4*n*(3*n-1).

+0
6

0, 8, 40, 96, 176, 280, 408, 560, 736, 936, 1160, 1408, 1680, 1976, 2296, 2640, 3008, 3400, 3816, 4256, 4720, 5208, 5720, 6256, 6816, 7400, 8008, 8640, 9296, 9976, 10680, 11408, 12160, 12936, 13736, 14560, 15408, 16280, 17176, 18096, 19040, 20008, 21000, 22016 (list; graph; listen)

	OFFSET	`0,2`
	CROSSREFS	`Cf. A000567, A014641, A014793, A014794, A033579.` `Sequence in context: A045909 A120931 A069083 this_sequence A135796 A105374 A028596` `Adjacent sequences: A014639 A014640 A014641 this_sequence A014643 A014644 A014645`
	KEYWORD	`nonn`
	AUTHOR	`Mohammad K. Azarian (ma3(AT)evansville.edu)`
	EXTENSIONS	`More terms from Patrick De Geest (pdg(AT)worldofnumbers.com)`

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.

AT&T Labs Research