OFFSET
1,2
COMMENTS
Diagonal of A320402.
EXAMPLE
Some solutions for n=5:
0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0
0 0 0 1 1 1 1 1 1 1 0 0 1 1 0 1 1 1 1 0
1 0 0 1 0 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1
1 0 1 1 0 1 0 1 0 0 1 1 1 0 0 0 0 0 0 1
1 0 1 1 1 0 1 1 1 1 0 0 1 0 0 0 0 1 1 0
CROSSREFS
KEYWORD
nonn,more
AUTHOR
R. H. Hardin, Oct 12 2018
STATUS
approved