216137483

Appears in sequences

• Number of ways to place any number of black and any number of white nonattacking knights on a (n+2)X(2+2) board.at n=3A251527
• Number of ways to place any number of black and any number of white nonattacking knights on a (n+2)X(4+2) board.at n=1A251529
• T(n,k)=Number of ways to place any number of black and any number of white nonattacking knights on a (n+2)X(k+2) board.at n=11A251531
• T(n,k)=Number of ways to place any number of black and any number of white nonattacking knights on a (n+2)X(k+2) board.at n=13A251531