1251720

Appears in sequences

• T(n,k) is the number of n-step one or two collinear space at a time queen's tours on a k X k board summed over all starting positions.at n=50A187027
• Number of 6-step one or two collinear space at a time queen's tours on an n X n board summed over all starting positions.at n=4A187031
• Constant term of the reduction by x^2->x+1 of the polynomial p(n,x) defined at Comments.at n=22A193008
• Number of non-equivalent ways to place 3 non-attacking kings on an n X n board.at n=19A279112