45621

Appears in sequences

• Nonnegative values x of solutions (x, y) to the Diophantine equation x^2+(x+439)^2 = y^2.at n=8A130645
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 1), (0, 0, 1), (0, 1, 0), (1, 1, 0)}.at n=8A151055
• a(n) is the total number of points (both boundary and interior points) in the n-th figure shown in A255011 (meaning the figure with 4n points on the perimeter), where the interior points are counted with multiplicity.at n=8A334698
• a(n) is the smallest number which can be represented as the sum of n distinct nonzero n-gonal numbers in exactly 2 ways.at n=20A377729