A175363 Partial sums of A175362.

1, 5, 9, 9, 9, 9, 9, 9, 13, 21, 21, 21, 21, 21, 21, 21, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 29, 37, 37, 37, 37, 37, 37, 37, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 53, 61, 61, 61, 61, 61, 61, 61

Offset: 0

Author

R. J. Mathar, Apr 24 2010

Keywords

• nonn

Comments

Number of integer pairs (x,y) satisfying |x|^3+|y|^3 <= n, any -n <= x,y <=n. Cubic variant of A057655.

Examples

			a(1) = 5 counts (x,y) = (-1,0), (0,-1), (0,0), (0,1) and (1,0).