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A005143 Number of sub-Eulerian graphs with n nodes.
(Formerly M2869)
0
1, 1, 3, 10, 45, 274 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,3

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Table of n, a(n) for n=2..7.

Peter Steinbach, Field Guide to Simple Graphs, Volume 1, Part 17 (For Volumes 1, 2, 3, 4 of this book see A000088, A008406, A000055, A000664, respectively.)

CROSSREFS

Sequence in context: A236409 A000250 A118601 * A270493 A121138 A074508

Adjacent sequences:  A005140 A005141 A005142 * A005144 A005145 A005146

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified June 15 15:16 EDT 2021. Contains 345049 sequences. (Running on oeis4.)