A002632 Erroneous version of A377569.

1, 2, 5, 16, 73, 538

Offset: 1

Author

N. J. A. Sloane

Keywords

• dead

Comments

Original name was: Number of circuits of rank n.

In Foster's Figure 6, two graphs on 6 vertices are missing: one with edges {1-2, 2-3, 1-3, 4-5, 5-6, 4-6, 1-4, 2-5} and another with same edges plus 1-5. Thus a(5) is off by 2. - Andrey Zabolotskiy, Nov 01 2024

References

• N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
• N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

Links

• R. M. Foster, Geometrical circuits of electrical networks, Transactions of the American Institute of Electrical Engineers, 51 (1932), 309-317.