|
| |
|
|
A103315
|
|
Sequence A006075 gives minimal number of knights needed to cover an n X n board. This sequence gives total number of solutions using A006075(n) knights (compare A006076).
|
|
7
|
|
|
|
1, 1, 8, 9, 47, 127, 10, 2, 2, 4, 800, 2, 152, 4, 504, 2, 212, 19562
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,3
|
|
|
COMMENTS
|
In other words, the number of minimum dominating sets for the n X n knight graph. - Eric W. Weisstein, May 05 2017
|
|
|
LINKS
|
Table of n, a(n) for n=1..18.
Lee Morgenstern, Knight Domination.
Frank Rubin, Knight coverings for large chessboards, 2000.
Eric Weisstein's World of Mathematics, Knight Graph.
Eric Weisstein's World of Mathematics, Minimum Dominating Set.
|
|
|
CROSSREFS
|
Cf. A006075, A006076, A098604.
Sequence in context: A048068 A037957 A165239 * A175931 A270013 A341526
Adjacent sequences: A103312 A103313 A103314 * A103316 A103317 A103318
|
|
|
KEYWORD
|
nonn,more
|
|
|
AUTHOR
|
N. J. A. Sloane, Mar 20 2005, following a suggestion from Lee Morgenstern.
|
|
|
STATUS
|
approved
|
| |
|
|
