87452

Appears in sequences

• G.f.: (3-4*x-3*x^2)/(1-2*x-3*x^2+2*x^3).at n=11A107334
• T(n,k)=Number of nXk 0..1 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors.at n=47A232047
• Number of 3Xn 0..1 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors.at n=7A232049
• Number of distinct fountains of n coins.at n=24A288006