136336

Appears in sequences

• Number of 4-step knight's tours on an (n+2) X (n+2) board summed over all starting positions.at n=19A186853
• Number of (n+2)X(2+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 1 2 or 5.at n=6A252599
• Number of (n+2)X(7+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 1 2 or 5.at n=1A252604
• T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 1 2 or 5.at n=29A252605
• T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 1 2 or 5.at n=34A252605
• Expansion of g^2/(1 - x^3*g), where g = 1+x*g^4 is the g.f. of A002293.at n=7A389653