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A007124 Number of strength 1 Eulerian graphs with n nodes, 2 of odd degree.
(Formerly M1494)
1
0, 1, 2, 5, 16, 62, 344, 2888, 42160, 1130244, 57349936, 5479605296, 979383162528, 326346868386848, 202753892253143616, 235314078797344415360, 511563560865769179773568, 2089489084248273187063929888 (list; graph; refs; listen; history; text; internal format)
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: A157314 A159603 A058117 * A112951 A124470 A105072
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified March 19 04:58 EDT 2024. Contains 370952 sequences. (Running on oeis4.)