login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".
Other ways to donate

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A054539 A000016 / 2. 1
1, 1, 2, 3, 5, 8, 15, 26, 47, 86, 158, 293, 548, 1024, 1928, 3643, 6899, 13108, 24970, 47663, 91181, 174768, 335546, 645278, 1242767, 2396746, 4628198, 8947868, 17318417, 33554432, 65075294, 126322568, 245426708 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,3

LINKS

Table of n, a(n) for n=3..35.

CROSSREFS

A063776(n) / 4, n>2.

Sequence in context: A082095 A177486 A006982 * A026702 A000047 A101172

Adjacent sequences:  A054536 A054537 A054538 * A054540 A054541 A054542

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Apr 10 2000

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 | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified November 19 03:53 EST 2017. Contains 294912 sequences.