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A001528 NPN-equivalence classes of switching functions of exactly n variables.
(Formerly M1991 N0785)
0
1, 1, 2, 10, 208, 615904, 200253951911058 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

REFERENCES

S. Muroga, Threshold Logic and Its Applications. Wiley, NY, 1971, p. 38, Table 2.3.2. - Row 17.

S. Muroga, I. Toda and M. Kondo, Majority decision functions of up to six variables, Math. Comp., 16 (1962), 459-472.

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).

R. O. Winder, Enumeration of seven-argument threshold functions, IEEE Trans. Electron. Computers, 14 (1965), 315-.

LINKS

Index entries for sequences related to Boolean functions

CROSSREFS

Sequence in context: A155200 A156510 A159558 * A193482 A088310 A134473

Adjacent sequences:  A001525 A001526 A001527 * A001529 A001530 A001531

KEYWORD

nonn

AUTHOR

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

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Last modified February 16 21:51 EST 2012. Contains 205978 sequences.