login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A004577 Erroneous version of A000940.
(Formerly N0412)
0
1, 2, 4, 7, 39, 202, 1219, 9468, 83435, 80017 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,2

REFERENCES

R. C. Read, Some Enumeration Problems in Graph Theory. Ph.D. Dissertation, Department of Mathematics, Univ. London, 1958.

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

LINKS

Table of n, a(n) for n=3..12.

R. C. Read, Letter to N. J. A. Sloane, Feb 04 1971

R. C. Read, Letter to N. J. A. Sloane, 1992

CROSSREFS

Sequence in context: A233868 A295125 A082537 * A285940 A211186 A302938

Adjacent sequences:  A004574 A004575 A004576 * A004578 A004579 A004580

KEYWORD

dead

AUTHOR

N. J. A. Sloane, Sep 09 2014

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 9 05:17 EDT 2020. Contains 335538 sequences. (Running on oeis4.)