222432

Appears in sequences

• a(n) = max_{k=0..n} 2^k*A048993(n,k).at n=9A002871
• Triangular array read by rows. T(n,k) = A008277(n,k)*2^k; n >= 1, 1 <= k <= n.at n=40A227450
• Number of distinct proper angles that can be formed by a vertex and two leg endpoints on grid points in an n X n square grid.at n=35A252591
• The first of 50 consecutive positive integers the sum of the squares of which is a square.at n=30A269451