id:A076723 - OEIS Search Results

Search: id:A076723

Displaying 1-1 of 1 results found.

page 1

Sum_{d divides n} (-d)^d.

+0
1

-1, 3, -28, 259, -3126, 46632, -823544, 16777475, -387420517, 9999996878, -285311670612, 8916100495144, -302875106592254, 11112006824734476, -437893890380862528, 18446744073726329091, -827240261886336764178, 39346408075296150201567 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`G.f.: Sum_{n>0} (-n*x)^n/(1-x^n).`
	CROSSREFS	`Cf. A062796.` `Sequence in context: A037665 A037784 A037588 this_sequence A026114 A072343 A048954` `Adjacent sequences: A076720 A076721 A076722 this_sequence A076724 A076725 A076726`
	KEYWORD	`sign`
	AUTHOR	`Vladeta Jovovic (vladeta(AT)Eunet.yu), Oct 27 2002`

page 1

Search completed in 0.002 seconds

Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research