53283

Appears in sequences

• Expansion of (x/(1-x))*sqrt((1+x)/(1-3*x)).at n=11A025577
• Becomes prime after exactly 8 iterations of f(x) = sum of prime factors of x.at n=31A047827
• G.f.: A(x) = exp(sum(n>=1, A084250(n)*x^n/n)), where A084250 lists the least distinct positive integers that allow A(x) to be an integer power series.at n=43A084251
• Number of nX2 0..1 arrays with no 1 equal to more than two of its king-move neighbors.at n=8A282522
• T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than two of its king-move neighbors.at n=46A282528