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A361564
Number of (n-3)-connected unlabeled n-node graphs.
0
4, 6, 10, 17, 25, 39, 59, 87, 127, 186
OFFSET
3,1
REFERENCES
M. Kirchweger, M. Scheucher, and S. Szeider, SAT-Based Generation of Planar Graphs, in preparation.
FORMULA
a(n) = Sum_{j=1..3} A259862(n, n-j). - Andrew Howroyd, Mar 16 2023
CROSSREFS
Cf. A259862.
Sequence in context: A283496 A117149 A344146 * A165186 A310590 A108232
KEYWORD
nonn,more
AUTHOR
Manfred Scheucher, Mar 15 2023
STATUS
approved