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A039750
Erroneous version of A058337.
0
1, 1, 1, 3, 12, 68
OFFSET
0,4
REFERENCES
F. Harary and E. M. Palmer, Graphical Enumeration, Academic Press, NY, 1973, p. 219.
CROSSREFS
Sequence in context: A107887 A187118 A121812 * A365655 A366228 A296979
KEYWORD
dead
STATUS
approved