A001152 - OEIS

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A001152

Number of switching networks (see Harrison reference for precise definition).
(Formerly M3668 N1494)

4, 36, 3178, 298908192 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	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	`Index entries for sequences related to switching networks`
	CROSSREFS	`Sequence in context: A174864 A175493 A179870 * A061024 A103369 A031189` `Adjacent sequences: A001149 A001150 A001151 * A001153 A001154 A001155`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 17 02:31 EST 2012. Contains 205978 sequences.