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.

1, 2, 16, 25, 1, 3, 38, 7, 1, 1, 2, 7, 1, 4, 3, 1

Offset

1,2

Links

Table of n, a(n) for n=1..16.

Source

Crossrefs

Cf. A001366.

Sequence in context: A295822 A212765 A343839 * A355714 A344989 A276069

Adjacent sequences: A019314 A019315 A019316 * A019318 A019319 A019320

Keyword

nonn

Author

Mario Velucchi (mathchess(AT)velucchi.it)

Status

approved