976640

Appears in sequences

• Number of ways to place 3n nonattacking kings on a 6 X 2n chessboard.at n=6A061594
• Number of ways to place 6n nonattacking kings on a 12 x 2n chessboard.at n=3A174154
• Array read by antidiagonals: T(m,n) is the number of maximum independent sets in the 2m X 2n king graph.at n=48A350819
• Array read by antidiagonals: T(m,n) is the number of maximum independent sets in the 2m X 2n king graph.at n=51A350819