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A008323 Number of simple connected regular bipartite graphs with 2n nodes. +0
2
1, 1, 2, 3, 5, 12, 34, 218, 4278, 431163 (list; graph; listen)
OFFSET

1,3

LINKS

B. D. McKay and E. Rogoyski, Latin squares of order ten, Electron. J. Combinatorics, 2 (1995) #N3.

CROSSREFS

Row sums of triangle A008326.

Sequence in context: A003428 A030041 A153987 this_sequence A000997 A107475 A108225

Adjacent sequences: A008320 A008321 A008322 this_sequence A008324 A008325 A008326

KEYWORD

nonn,hard,nice

AUTHOR

B. D. McKay (bdm(AT)cs.anu.edu.au)

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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