login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A075709 Upper irredundance number for kings graph K_n on n^2 nodes. 2

%I #5 Feb 27 2020 07:05:06

%S 1,1,4,4,9,9,16,17,25,27,36

%N Upper irredundance number for kings graph K_n on n^2 nodes.

%H Matthew D. Kearse and Peter B. Gibbons, <a href="http://ajc.maths.uq.edu.au/pdf/23/ocr-ajc-v23-p253.pdf">Computational Methods and New Results for Chessboard Problems</a>, Australasian Journal of Combinatorics 23 (2001), 253-284.

%H Matthew D. Kearse and Peter B. Gibbons, <a href="https://doi.org/10.1016/S0012-365X(01)00467-8">A new lower bound on upper irredundance in the queens' graph</a>, Discrete Math., 256 (2002), 225-242.

%Y Cf. A075692.

%K nonn,more

%O 1,3

%A Peter Gibbons (peter-g(AT)cs.auckland.ac.nz), Oct 13 2002

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 3 23:22 EDT 2024. Contains 372225 sequences. (Running on oeis4.)