A000851 - OEIS

A000851

Number of n-input 3-output switching networks under action of AG(n,2) on the inputs and complementing group C(3,2) on the outputs.
(Formerly M4537 N1925)

8, 50, 2908, 115125476, 30952209248265753648, 608172074158442696987382009681097839529937904

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OFFSET

1,1

COMMENTS

Next term has 99 digits. - Sean A. Irvine, Jan 20 2012

REFERENCES

M. A. Harrison, On the number of classes of switching networks, J. Franklin Instit., 276 (1963), 313-327.

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

Table of n, a(n) for n=1..6.

Index entries for sequences related to switching networks

CROSSREFS

Sequence in context: A215874 A348594 A078304 * A054620 A034516 A240360

Adjacent sequences: A000848 A000849 A000850 * A000852 A000853 A000854

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

EXTENSIONS

More terms from Sean A. Irvine, Jan 19 2012

STATUS

approved