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A175363
Partial sums of A175362.
2
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
0,2
COMMENTS
Number of integer pairs (x,y) satisfying |x|^3+|y|^3 <= n, any -n <= x,y <=n. Cubic variant of A057655.
EXAMPLE
a(1) = 5 counts (x,y) = (-1,0), (0,-1), (0,0), (0,1) and (1,0).
CROSSREFS
Sequence in context: A180014 A105643 A175373 * A073168 A315121 A127500
KEYWORD
nonn
AUTHOR
R. J. Mathar, Apr 24 2010
STATUS
approved