login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A293337 Least integer k such that k/2^n > e. 2
3, 6, 11, 22, 44, 87, 174, 348, 696, 1392, 2784, 5568, 11135, 22269, 44537, 89073, 178146, 356291, 712582, 1425163, 2850326, 5700651, 11401301, 22802601, 45605202, 91210403, 182420806, 364841612, 729683223, 1459366445, 2918732889, 5837465778, 11674931555 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Clark Kimberling, Table of n, a(n) for n = 0..1000

FORMULA

a(n) = ceiling(e*2^n).

a(n) = A027437(n) + 1.

MATHEMATICA

z = 120; r = E;

Table[Floor[r*2^n], {n, 0, z}];   (* A027437 *)

Table[Ceiling[r*2^n], {n, 0, z}]; (* A293337 *)

Table[Round[r*2^n], {n, 0, z}];   (* A293338 *)

CROSSREFS

Cf. A001113, A027437, A293338, A293340.

Sequence in context: A117075 A024506 A068033 * A293364 A287425 A088052

Adjacent sequences:  A293334 A293335 A293336 * A293338 A293339 A293340

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Oct 10 2017

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 5 19:30 EDT 2020. Contains 336213 sequences. (Running on oeis4.)