A005143 Number of sub-Eulerian graphs with n nodes. (Formerly M2869)

1, 1, 3, 10, 45, 274

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: A348468 A000250 A118601 * A356572 A270493 A121138

Adjacent sequences: A005140 A005141 A005142 * A005144 A005145 A005146

Keyword

nonn,more

Author

N. J. A. Sloane

Status

approved