Search: id:A005530
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%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).

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