A191940 - OEIS

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A191940

Number of full arrangements of pseudolines of order n.

0

0, 0, 0, 5, 18648

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,4

LINKS

Table of n, a(n) for n=0..4.

J. Ferté, V. Pilaud and M. Pocchiola, On the number of simple arrangements of five double pseudolines, arXiv:1009.1575 [cs.CG], 2010; Discrete Comput. Geom. 45 (2011), 279-302.

CROSSREFS

Sequence in context: A013834 A263684 A358810 * A055380 A201002 A246870

Adjacent sequences: A191937 A191938 A191939 * A191941 A191942 A191943

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Jun 19 2011

STATUS

approved