|
|
A342598
|
|
Number of n X n 01-matrices with zero permanent from which it is possible to obtain a 01-matrix with permanent 1 by increasing a single element by 1.
|
|
1
|
|
|
|
OFFSET
|
1,2
|
|
COMMENTS
|
|
|
LINKS
|
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,more,hard
|
|
AUTHOR
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|