id:A127429 - OEIS Search Results

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2^(n*(n-1)/2) - n!.

+0
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0, 0, 0, 2, 40, 904, 32048, 2092112, 268395136, 68719113856, 35184368460032, 36028796979047168, 73786976294359204864, 302231454903651066655744, 2475880078570760462619957248, 40564819207303340846586828204032, 1329227995784915872903786137490456576 (list; graph; listen)

	OFFSET	`0,4`
	COMMENT	`Theorem: 2^(n*(n-1)/2) > n! for n > 2.`
	REFERENCES	`D. S. Mitrinovic, Analytic Inequalities, Springer-Verlag, 1970; p. 193, 3.1.19.`
	CROSSREFS	`Adjacent sequences: A127426 A127427 A127428 this_sequence A127430 A127431 A127432` `Sequence in context: A127186 A139747 A012637 this_sequence A012834 A012241 A099707`
	KEYWORD	`nonn`
	AUTHOR	`njas, Apr 02 2007`

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Last modified October 6 12:54 EDT 2008. Contains 144667 sequences.

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