A090803 a(n) = largest integer m for which "the reduction lemma implies N(p,n;2) = p-n+1 for 2 <= n <= p <= m".

2, 5, 14, 33, 81, 169, 360, 684, 1347, 2466, 4588

Offset

2,1

Comments

Related to the Hadwiger-Debrunner (p,q)-problem.

References

J. Eckhoff, A survey of the Hadwiger-Debrunner (p,q)-problem, pp. 347-377 of B. Aronov et al., eds., Discrete and Computational Geometry: The Goodman-Pollak Festschrift, Springer-Verlag, NY, 2003.

N. Scheller, (p,q)-Probleme für Quaderfamilien, Diplomarbeit, Univ. Dortmund, 1996.

Links

Table of n, a(n) for n=2..12.

Crossrefs

Sequence in context: A036681 A125615 A096772 * A018015 A080039 A344236

Adjacent sequences: A090800 A090801 A090802 * A090804 A090805 A090806

Keyword

nonn,more

Author

N. J. A. Sloane, Feb 10 2004

Status

approved