Place n queens on an n X n board so as to leave the maximal number of unattacked squares; sequence gives number of different solutions.
A019317
Place n queens on an n X n board so as to leave the maximal number of unattacked squares; sequence gives number of different solutions.
Terms
- a(0) =1a(1) =2a(2) =16a(3) =25a(4) =1a(5) =3a(6) =38a(7) =7a(8) =1a(9) =1a(10) =2a(11) =7a(12) =1a(13) =4a(14) =3a(15) =1
External references
- oeis: A019317