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!)
A091795 Diagonal of A091793. 3
2, 9, 66, 2530, 60075, 1627941, 124324228, 1694579076, 446626220085, 73706596563655, 177223661334786, 171986625946535478, 3290057629552053451, 551042196782556679305, 71028805196838414285480 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..14.

FORMULA

a(n) = A061431(n)+n*(n+1)/2. - David Wasserman, Dec 22 2005

CROSSREFS

Cf. A091793, A091794.

Sequence in context: A118804 A020555 A243281 * A319286 A158952 A324167

Adjacent sequences:  A091792 A091793 A091794 * A091796 A091797 A091798

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Feb 18 2004

EXTENSIONS

More terms from David Wasserman, Dec 22 2005

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 3 14:46 EDT 2020. Contains 336198 sequences. (Running on oeis4.)