login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A297060 Number of edge covers in the n X n rook complement graph. 0
0, 1, 156492, 4578174342382894722697 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..4.

Eric Weisstein's World of Mathematics, Edge Cover

Eric Weisstein's World of Mathematics, Rook Complement Graph

CROSSREFS

Sequence in context: A177811 A129242 A186605 * A114658 A274364 A258073

Adjacent sequences:  A297057 A297058 A297059 * A297061 A297062 A297063

KEYWORD

nonn,more

AUTHOR

Eric W. Weisstein, Dec 24 2017

EXTENSIONS

a(4) from Andrew Howroyd, Dec 27 2017

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 October 16 07:30 EDT 2019. Contains 328051 sequences. (Running on oeis4.)