id:A062811 - OEIS Search Results

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Sum i^(n - i) + (-1)^i*(n - i)^i, i = 1..n.

+0
1

1, 1, 3, 9, 21, 65, 215, 713, 2809, 11425, 49339, 234825, 1148013, 6009153, 33216239, 190115849, 1152491825, 7244099617, 47387741107, 323632894729, 2280785100549, 16702573959489, 126413562204231, 986688266888777 (list; graph; listen)

	OFFSET	`1,3`
	MATHEMATICA	`Sum[i^(n - i) + (-1)^i*(n - i)^i, {i, 1, n}]`
	CROSSREFS	`Sequence in context: A146416 A004667 A073947 this_sequence A001470 A118932 A053499` `Adjacent sequences: A062808 A062809 A062810 this_sequence A062812 A062813 A062814`
	KEYWORD	`nonn,easy`
	AUTHOR	`Olivier Gerard (olivier.gerard(AT)gmail.com), Jun 23 2001`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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