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A000654 Invertible Boolean functions of n variables.
(Formerly M2173 N0868)
3
1, 2, 52, 142090700, 17844701940501123640681816160, 59757436204078657410908164193971330396709572693816353610758085074676243846093824 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

Equivalence classes of invertible maps from {0,1}^n to {0,1}^n, under action of permutation and complementation of variables on domain and range. [Sean A. Irvine, 16 Mar 2011]

REFERENCES

M. A. Harrison, The number of classes of invertible Boolean functions, J. ACM 10 (1963), 25-28.

C. S. Lorens, Invertible Boolean functions, IEEE Trans. Electron. Computers, EC-13 (1964), 529-541.

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Index entries for sequences related to Boolean functions

CROSSREFS

Sequence in context: A057106 A080973 A079179 * A061306 A179616 A200087

Adjacent sequences:  A000651 A000652 A000653 * A000655 A000656 A000657

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

EXTENSIONS

More terms from Sean A. Irvine (sairvin(AT)xtra.co.nz), Mar 15 2011

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Last modified February 15 19:15 EST 2012. Contains 205852 sequences.