Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A084948
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
%I A084948
%S A084948 1,2,20,360,9360,318240,13366080,668304000,38761632000,2558267712000,
%T A084948 189311810688000,15523568476416000,1397121162877440000,
%U A084948 136917873961989120000,14513294639970846720000
%N A084948 Product(8*i+2,i=0..n-1).
%F A084948 A084948(n) = A084943(n)/A000142(n)*A000079(n) = 8^n*pochhammer(1/4, n) 
               = 1/2*GAMMA(n+1/4)*sqrt(2)*GAMMA(3/4)*8^n/Pi
%p A084948 a := n->product(8*i+2,i=0..n-1); [seq(a(j),j=0..30)];
%t A084948 s=1;lst={s};Do[s+=n*s;AppendTo[lst, s], {n, 1, 5!, 8}];lst [From Vladimir 
               Orlovsky (4vladimir(AT)gmail.com), Nov 08 2008]
%Y A084948 Cf. A000165, A008544, A001813, A047055, A047657, A084947, A084949.
%Y A084948 Sequence in context: A128481 A104462 A060164 this_sequence A009236 A078698 
               A090728
%Y A084948 Adjacent sequences: A084945 A084946 A084947 this_sequence A084949 A084950 
               A084951
%K A084948 easy,nonn
%O A084948 0,2
%A A084948 Daniel Dockery (peritus(AT)gmail.com) Jun 13 2003

    
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 December 20 00:58 EST 2009. Contains 171054 sequences.


AT&T Labs Research