A243548 - OEIS

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A243548

Number of simple connected graphs with n nodes that are integral and have no subgraph isomorphic to the bowtie graph.

0

1, 1, 1, 2, 2, 4, 1, 8, 1, 19

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,4

LINKS

Table of n, a(n) for n=1..10.

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. A242792 (bowtie free graphs), A064731 (integral graphs).

Sequence in context: A338823 A173897 A152593 * A105478 A114427 A129355

Adjacent sequences: A243545 A243546 A243547 * A243549 A243550 A243551

KEYWORD

nonn,more

AUTHOR

Travis Hoppe and Anna Petrone, Jun 06 2014

STATUS

approved