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A241599 Number of bipartite non-crossing graphs on n nodes. 0
1, 2, 7, 34, 196, 1246, 8429, 59518, 433636, 3235784, 24604262, 189954812, 1485057796, 11733092074, 93535510865, 751442793206, 6077654336252, 49447165408096, 404406321926378, 3322915327050652 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

Marc Noy, Email to N. J. A. Sloane, May 19 2014.

LINKS

Table of n, a(n) for n=1..20.

Michael Drmota, Anna de Mier, Marc Noy, Extremal statistics on non-crossing configurations, Discrete Math. 327 (2014), 103--117. MR3192420. See G_b on page 116.

CROSSREFS

Sequence in context: A190631 A326560 A199475 * A307696 A237645 A117399

Adjacent sequences:  A241596 A241597 A241598 * A241600 A241601 A241602

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, May 19 2014

STATUS

approved

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Last modified May 24 05:51 EDT 2022. Contains 354005 sequences. (Running on oeis4.)