125748domain: NAppears in sequencesNumber of ways to place 2 nonattacking kings on an n X n X n raumschach board.at n=8A166540Square table T(n, d) read by antidiagonals: number of ways to place 2 nonattacking kings on an n^d (n X n X ...) raumschach board (hypercubical chessboard).at n=47A194604