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A052445 Number of simple 4-connected unlabeled n-node graphs. 4
0, 0, 0, 1, 0, 3, 21 (list; graph; refs; listen; history; internal format)
OFFSET

1,6

LINKS

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

CROSSREFS

Cf. A052441, ..., A052445.

Sequence in context: A203314 A174652 A024011 * A188721 A089999 A124397

Adjacent sequences:  A052442 A052443 A052444 * A052446 A052447 A052448

KEYWORD

nonn,more

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

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Last modified February 16 01:56 EST 2012. Contains 205860 sequences.