

A052447


Number of simple 2edgeconnected unlabeled nnode graphs.


7




OFFSET

1,4


LINKS

Table of n, a(n) for n=1..10.
Eric Weisstein's World of Mathematics, kEdgeConnected Graph.
Travis Hoppe and Anna Petrone, Encyclopedia of Finite Graphs
T. Hoppe and A. Petrone, Integer sequence discovery from small graphs, arXiv preprint arXiv:1408.3644, 2014


CROSSREFS

Cf. other kedgeconnected unlabeled graph sequences A052446, A052447, A052448, A241703, A241704, A241705.
Sequence in context: A136281 A125698 A231495 * A226458 A153537 A153565
Adjacent sequences: A052444 A052445 A052446 * A052448 A052449 A052450


KEYWORD

nonn,hard,more


AUTHOR

Eric W. Weisstein, May 08 2000


EXTENSIONS

a(8), a(9), a(10) from the Encyclopedia of Finite Graphs by Travis Hoppe and Anna Petrone, Apr 22 2014


STATUS

approved



