1176512

Appears in sequences

• Number of ways to place a non-attacking white and black king on n X n chessboard.at n=32A035286
• Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock sum of the medians of the diagonal and antidiagonal minus the two sums of the central row and column nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=12A255751