Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A005530
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
%I A005530 M1711
%S A005530 2,6,38,942,325262,25768825638,129127208425774833206,2722258935367507707190488025630791841374
%N A005530 Number of Boolean functions of n variables from Post class F(8,inf); 
               number of degenerate Boolean functions of n variables.
%D A005530 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A005530 I. Tomescu, Introducere in Combinatorica. Editura Tehnica, Bucharest, 
               1972, p. 129.
%H A005530 <a href="Sindx_Bo.html#Boolean">Index entries for sequences related to 
               Boolean functions</a>
%F A005530 Sum((-1)^(j+1)*C(n, j)*2^(2^(n-j), j=1..n).
%Y A005530 A005530(n)=2^(2^n)-A000371(n). Cf. A036239, A036240.
%Y A005530 Sequence in context: A005740 A006536 A057297 this_sequence A072191 A118324 
               A060421
%Y A005530 Adjacent sequences: A005527 A005528 A005529 this_sequence A005531 A005532 
               A005533
%K A005530 nonn,easy,nice
%O A005530 1,1
%A A005530 N. J. A. Sloane (njas(AT)research.att.com), R. K. Guy
%E A005530 More terms from Vladeta Jovovic, Goran Kilibarda (vladeta(AT)eunet.rs).

    
page 1

Search completed in 0.001 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 29 12:46 EST 2009. Contains 167659 sequences.


AT&T Labs Research