A108398 - OEIS

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A108398

n*(1+n^n)/2.

0, 1, 5, 42, 514, 7815, 139971, 2882404, 67108868, 1743392205, 50000000005, 1569214188366, 53496602689542, 1968688192849651, 77784047778906119, 3284204177856445320, 147573952589676412936, 7031542226033862495513 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	COMMENTS	`a(n) = A108396(n,n).`
	LINKS	`Vincenzo Librandi, Table of n, a(n) for n = 0..100`
	PROG	`(MAGMA) [n*(1+n^n)/2: n in [0..25]]; // Vincenzo Librandi, Apr 29 2011`
	CROSSREFS	`Cf. A000312, A000217.` `Sequence in context: A151334 A102693 A052654 * A102244 A204235 A188405` `Adjacent sequences: A108395 A108396 A108397 * A108399 A108400 A108401`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jun 02 2005`

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Last modified February 14 01:35 EST 2012. Contains 205567 sequences.