83256

Appears in sequences

• Number of -n..n arrays x(0..3) of 4 elements with zero sum and nonzero first and second differences.at n=24A200456
• a(n) is a number of lattice points in 3D Cartesian grid between cube with edge length 2*n centered in origin and its inscribed sphere. Three pairs of the cube's faces are parallel to the planes XOY, XOZ, YOZ respectively.at n=28A303743