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A099778 Number of perfect matchings in a certain class of graphs. 0
6728, 75272, 1113032, 14601608, 206700000, 2832600000, 39626000000, 549520000000, 7662700000000, 106600000000000, 1485300000000000, 20681000000000000, 288070000000000000, 4011900000000000000 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

CROSSREFS

Sequence in context: A031580 A028543 A145320 * A035905 A049507 A064160

Adjacent sequences:  A099775 A099776 A099777 * A099779 A099780 A099781

KEYWORD

nonn,obsc

AUTHOR

jind (lemonegg(AT)163.com), Nov 12 2004

EXTENSIONS

I would like a better description as well as the author's name! - N. J. A. Sloane (njas(AT)research.att.com), Nov 12 2004

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Last modified February 17 23:46 EST 2012. Contains 206085 sequences.