A352325 Number of ways of placing A352241(n) nonattacking black-square queens on an n X n board.
1, 2, 5, 6, 8, 6, 10, 112, 104, 80, 40, 36, 2172, 1414, 984, 384, 240, 70396, 39400, 22468, 3696, 1152, 4457616, 2246138, 1060976, 185932
Offset: 1
Extensions
a(20)-a(26) from Martin Ehrenstein, Mar 12 2022