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

 

Logo

Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 5000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A179807 Antidiagonal sums of A175105. 3
1, 1, 2, 3, 5, 9, 17, 34, 71, 153, 337, 755, 1713, 3925, 9064, 21065, 49213, 115477, 271961, 642495, 1521899, 3613189, 8595037, 20480600, 48874131, 116781789, 279358063, 668925263, 1603145325, 3845056065, 9228442541, 22162387821 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

The ratio a(n+1)/a(n) tends to 1 + sqrt(2), A014176.

LINKS

Table of n, a(n) for n=1..32.

CROSSREFS

Cf. A175105, A002193.

Sequence in context: A213705 A061902 A166286 * A110113 A137155 A014227

Adjacent sequences:  A179804 A179805 A179806 * A179808 A179809 A179810

KEYWORD

nonn,changed

AUTHOR

Mats Granvik, Jul 28 2010

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 December 10 17:19 EST 2016. Contains 279005 sequences.