id:A137321 - OEIS Search Results

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a(n)= [p(n)^n] - k!, where p(n) is n-th prime number, k is greatest number for which k! <= p(n)^n.

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2, 3, 2405, 460663, 198133379411, 281952316704253 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`a(5)= p(5)^5 - 6! = 3125-720 = 2405`
	CROSSREFS	`Cf. A136437, A000040, A000142.` `Sequence in context: A036111 A097549 A004909 this_sequence A066848 A125612 A038104` `Adjacent sequences: A137318 A137319 A137320 this_sequence A137322 A137323 A137324`
	KEYWORD	`easy,nonn`
	AUTHOR	`Ctibor O. Zizka (ctibor.zizka(AT)seznam.cz), Apr 06 2008`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.