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A068593
Erroneous version of A007717.
0
2, 7, 23, 78, 274, 1002, 3756, 14682, 59445, 249595
OFFSET
1,1
REFERENCES
Huaien Li and David C. Torney, Enumerations of Multigraphs, 2002.
CROSSREFS
Sequence in context: A292087 A091702 A274104 * A198944 A328035 A112657
KEYWORD
dead
STATUS
approved