id:A080523 - OEIS Search Results

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a(n) = n^n - n(n-1)/2.

+0
1

1, 3, 24, 250, 3115, 46641, 823522, 16777188, 387420453, 9999999955, 285311670556, 8916100448190, 302875106592175, 11112006825557925, 437893890380859270, 18446744073709551496, 827240261886336764041 (list; graph; listen)

	OFFSET	`1,2`
	MATHEMATICA	`Table[n^n - n (n - 1)/2, {n, 20}]`
	CROSSREFS	`Sequence in context: A073978 A000279 A001099 this_sequence A081133 A064037 A128572` `Adjacent sequences: A080520 A080521 A080522 this_sequence A080524 A080525 A080526`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 21 2003`
	EXTENSIONS	`More terms from Harvey P. Dale (hpd1(AT)nyu.edu), Mar 22 2003`

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Last modified September 7 23:08 EDT 2008. Contains 143486 sequences.

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