id:A007150 - OEIS Search Results

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2-part of number of tournaments on n nodes.
(Formerly M0269)

+0
1

0, 0, 1, 2, 2, 3, 3, 5, 4, 6, 5, 7, 6, 7, 7, 10, 8, 9, 9, 12, 10, 11, 11, 14, 12, 14, 13, 15, 14, 17, 15, 19, 16, 20, 17, 19, 18, 19, 19, 26, 20, 22, 21, 23, 22, 23, 23, 30, 24, 26, 25, 28, 26 (list; graph; listen)

	OFFSET	`1,4`
	REFERENCES	`N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).` Steven C. Cater and Robert W. Robinson, ``Exponents of 2 in the numbers of unlabeled graphs and tournaments,'' Congressus Numerantium, 82 (1991), pp. 139-155.
	LINKS	`Index entries for sequences related to tournaments`
	CROSSREFS	`Power of 2 dividing A000568(n).` `Sequence in context: A039649 A113605 A070230 this_sequence A122352 A114092 A082500` `Adjacent sequences: A007147 A007148 A007149 this_sequence A007151 A007152 A007153`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.

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