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A082482 Floor of (2^n-1)/n. 7
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; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Robert Israel, Table of n, a(n) for n = 1..3320

FORMULA

a(n) = (2^n - 1 - A082495(n))/n = A162214(n)/n. - Robert Israel, Dec 01 2016

EXAMPLE

a(3)=floor((2^3-1)/3)=floor(7/3)=floor(2.333)=2

MAPLE

seq(floor((2^n-1)/n), n=1..100); # Robert Israel, Dec 01 2016

PROG

(PARI) for (n=1, 50, print1(floor((2^n-1)/n)", "))

CROSSREFS

Cf. A023359, A082495, A162214.

a(n) = A053638(n) - 1.

Sequence in context: A077930 A060945 A023359 * A066000 A011957 A019436

Adjacent sequences:  A082479 A082480 A082481 * A082483 A082484 A082485

KEYWORD

nonn

AUTHOR

Jon Perry, Apr 27 2003

STATUS

approved

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Last modified April 16 12:43 EDT 2021. Contains 343037 sequences. (Running on oeis4.)