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A006615 Zarankiewicz's problem.
(Formerly M4960) 		0
15, 22, 31, 38, 46 (list; graph; refs; listen; history; internal format)
OFFSET

4,1

REFERENCES

R. K. Guy, A many-facetted problem of Zarankiewicz, Lect. Notes Math. 110 (1969), 129-148.

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

CROSSREFS

Sequence in context: A108638 A076379 A038753 * A114867 A109288 A018889

Adjacent sequences:  A006612 A006613 A006614 * A006616 A006617 A006618

KEYWORD

nonn

AUTHOR

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

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Last modified February 17 14:18 EST 2012. Contains 206037 sequences.