id:A082482 - OEIS Search Results

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Floor of (2^n-1)/n.

+0
3

1, 1, 2, 3, 6, 10, 18, 31, 56, 102, 186, 341, 630, 1170, 2184, 4095, 7710, 14563, 27594, 52428, 99864, 190650, 364722, 699050, 1342177, 2581110, 4971026, 9586980, 18512790, 35791394, 69273666, 134217727, 260301048, 505290270, 981706810 (list; graph; listen)

	OFFSET	`1,3`
	EXAMPLE	`a(3)=floor((2^3-1)/3)=floor(7/3)=floor(2.333)=2`
	PROGRAM	`(PARI) for (n=1, 50, print1(floor((2^n-1)/n)", "))`
	CROSSREFS	`Cf. A023359.` `a(n) = A053638(n) - 1.` `Adjacent sequences: A082479 A082480 A082481 this_sequence A082483 A082484 A082485` `Sequence in context: A060945 A077930 A023359 this_sequence A066000 A011957 A019436`
	KEYWORD	`nonn`
	AUTHOR	`Jon Perry (perry(AT)globalnet.co.uk), Apr 27 2003`

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.

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