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A000811 Number of switching networks (see Harrison reference for precise definition).
(Formerly M5013 N2159)
0
16, 160, 13056, 183305216, 153746461690757120, 472614400151965797795362900461748224, 22974620880419880070513913016918297106276186594558904213019777370224066560 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Total number of classes under permutation of n input variables and 2 output variables. [Sean A. Irvine, Jul 06 2011]

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..7.

Index entries for sequences related to switching networks

CROSSREFS

Sequence in context: A197677 A197535 A204297 * A041484 A283687 A011551

Adjacent sequences: A000808 A000809 A000810 * A000812 A000813 A000814

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

EXTENSIONS

More terms from Sean A. Irvine, Jul 05 2011

STATUS

approved

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Last modified December 9 00:20 EST 2022. Contains 358698 sequences. (Running on oeis4.)