login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A026952 a(n) = Sum_{k=0..n-1} T(n,k) * T(n,k+1), with T given by A026386. 0

%I

%S 1,4,24,90,541,2032,12275,46472,282003,1075404,6549906,25125114,

%T 153481299,591529776,3622111560,14013307170,85975792075,333669151420,

%U 2050493623760,7978700883230,49098707209695,191470222802880,1179633190545755,4608890486329844,28423658754983701

%N a(n) = Sum_{k=0..n-1} T(n,k) * T(n,k+1), with T given by A026386.

%K nonn

%O 1,2

%A _Clark Kimberling_

%E More terms from _Sean A. Irvine_, Oct 17 2019

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 15 08:55 EDT 2022. Contains 356135 sequences. (Running on oeis4.)