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!)
A081225 Floor( e * (3/2)^n ). 2
2, 4, 6, 9, 13, 20, 30, 46, 69, 104, 156, 235, 352, 529, 793, 1190, 1785, 2678, 4017, 6025, 9038, 13558, 20337, 30506, 45759, 68639, 102959, 154439, 231659, 347488, 521233, 781850, 1172775, 1759162, 2638744, 3958116, 5937174, 8905761, 13358642, 20037963 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Suggested by the Mahler paper.

LINKS

Table of n, a(n) for n=0..39.

K. Mahler, An unsolved problem on the powers of 3/2, J. Austral. Math. Soc. 8 (1968), pp. 313-321.

MATHEMATICA

Floor[E*(3/2)^Range[0, 40]] (* Harvey P. Dale, May 12 2015 *)

CROSSREFS

Sequence in context: A143586 A241546 A280918 * A164140 A205883 A253108

Adjacent sequences:  A081222 A081223 A081224 * A081226 A081227 A081228

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Apr 18 2003

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 12 09:17 EDT 2020. Contains 336438 sequences. (Running on oeis4.)