53400

Appears in sequences

• a(n) = 31250*n - 9100.at n=1A157622
• Number of strings of numbers x(i=1..6) in 0..n with sum i^4*x(i) equal to 1296*n.at n=35A184352
• Number of 1:2:sqrt(5) proportioned triangles on an (n+1) X (n+1) grid.at n=18A190099
• Number of length 3+2 0..n arrays with the sum of the maximum minus twice the median plus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero.at n=10A251430
• a(n) = Sum_{k=1..n} (-1)^(k+1) * floor(n/(2*k-1))^3.at n=37A350163