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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A026668 Sum{T(i,j)}, 0<=i<=n, 0<=j<=n, T given by A026659. 0
1, 3, 7, 17, 37, 79, 163, 359, 751, 1593, 3277, 7155, 14911, 31697, 65269, 142115, 295807, 629805, 1297801, 2821249, 5868145, 12507295, 25785595, 55992063, 116404999, 248297225, 512081677, 1111033773, 2308937965 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..28.

CROSSREFS

Sequence in context: A065545 A110930 A026646 * A111210 A033489 A178941

Adjacent sequences:  A026665 A026666 A026667 * A026669 A026670 A026671

KEYWORD

nonn

AUTHOR

Clark Kimberling

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 16 12:40 EST 2018. Contains 317272 sequences. (Running on oeis4.)