OFFSET
1,2
COMMENTS
A princess can move like a bishop or a knight.
EXAMPLE
Board is numbered with the square spiral:
.
17--16--15--14--13
| |
18 5---4---3 12 .
| | | |
19 6 1---2 11 .
| | |
20 7---8---9--10 .
|
21--22--23--24--25--26
CROSSREFS
KEYWORD
nonn
AUTHOR
Neal Gersh Tolunsky, Jan 06 2023
STATUS
approved