id:A139240 - OEIS Search Results

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First differences of Mersenne numbers A001348, divided by 4.

+0
5

1, 6, 24, 480, 1536, 30720, 98304, 1966080, 132120576 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n) = 139238(n)/4 = A139239(n)/2.`
	CROSSREFS	`Cf. A001348, A139237, A139238, A139239, A139243.` `Sequence in context: A097171 A152886 A128614 this_sequence A052524 A036284 A139235` `Adjacent sequences: A139237 A139238 A139239 this_sequence A139241 A139242 A139243`
	KEYWORD	`easy,nonn`
	AUTHOR	`Omar E. Pol (info(AT)polprimos.com), Apr 19 2008`

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