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URL: https://oeis.org/A007130

⇱ A007130 - OEIS

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A007130
Number of unlabeled rooted strength 3 Eulerian graphs with n nodes.
1
1, 1, 6, 41, 816, 54121, 14274660, 14153665099, 51048862475458, 667165739670566962, 31770009199858957846460, 5550661350485312810140308676, 3581414124954098378653083208146076
OFFSET
1,3
REFERENCES
R. W. Robinson, personal communication.
R. W. Robinson, Numerical implementation of graph counting algorithms, AGRC Grant, Math. Dept., Univ. Newcastle, Australia, 1979.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
CROSSREFS
Sequence in context: A167588 A323573 A230134 * A075000 A112960 A181041
KEYWORD
nonn
STATUS
approved