Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A132864
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
%I A132864
%S A132864 1,4,36,424,5716,83544,1288296,20637264,340116276,5730014584,
%T A132864 98241641656,1708602483504,30070563388936,534554579527024,
%U A132864 9584333758817616,173120386421418144,3147337611202622196
%N A132864 Expansion of 1/(1-4x*c(5x)), where c(x) is the g.f. of A000108 .
%C A132864 Hankel transform is A135420. [From Paul Barry (pbarry(AT)wit.ie), Sep 
               15 2009]
%F A132864 a(n)=Sum_{k, 0<=k<=n}A039599(n,k)*(-1)^k*5^(n-k). - Philippe DELEHAM 
               (kolotoko(AT)wanadoo.fr), Dec 11 2007
%F A132864 Integral representation: a(n)=(2/pi)*Int(x^n*sqrt(x(20-x))/(x(16+x)),
               x,0,20). [From Paul Barry (pbarry(AT)wit.ie), Sep 15 2009]
%Y A132864 Sequence in context: A019999 A002894 A131765 this_sequence A052700 A167540 
               A136224
%Y A132864 Adjacent sequences: A132861 A132862 A132863 this_sequence A132865 A132866 
               A132867
%K A132864 nonn
%O A132864 0,2
%A A132864 Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 18 2007
%E A132864 More terms added. Paul Barry (pbarry(AT)wit.ie), Sep 15 2009

    
page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


AT&T Labs Research