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A051502 Number of asymmetric types of Boolean functions of n variables under action of complementing group C(n,2). +0
7
2, 1, 2, 23, 3904, 134156284, 288230371925149328 (list; graph; listen)
OFFSET

0,1

LINKS

Index entries for sequences related to Boolean functions

FORMULA

1/(2^n)*Sum((-1)^j*2^C(j, 2)*[ n, j ]*2^(2^(n-j)), j=0..n), where [ n, j ] is Gaussian 2-binomial coefficient.

CROSSREFS

Sequence in context: A007402 A058260 A115507 this_sequence A121721 A136156 A094690

Adjacent sequences: A051499 A051500 A051501 this_sequence A051503 A051504 A051505

KEYWORD

easy,nonn

AUTHOR

Vladeta Jovovic (vladeta(AT)Eunet.yu)

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Last modified July 8 18:40 EDT 2008. Contains 141013 sequences.


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