



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
(list;
graph;
refs;
listen;
history;
text;
internal format)



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.


LINKS

Table of n, a(n) for n=0..71.


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
Adjacent sequences: A175360 A175361 A175362 * A175364 A175365 A175366


KEYWORD

nonn


AUTHOR

R. J. Mathar, Apr 24 2010


STATUS

approved



