Number of inequivalent (mod D_8) ways to place n nonattacking knights on an n X n board.

A243281

Number of inequivalent (mod D_8) ways to place n nonattacking knights on an n X n board.

Terms

    a(0) =1a(1) =2a(2) =9a(3) =66a(4) =1244a(5) =32524a(6) =1114549a(7) =47513547a(8) =2401002993a(9) =140026612346

External references