A211811 Number of ordered triples (w,x,y) with all terms in {1,...,n} and 2w^3>x^3+y^3.

0, 3, 11, 26, 52, 93, 149, 222, 314, 431, 577, 750, 952, 1185, 1461, 1776, 2132, 2529, 2971, 3468, 4018, 4621, 5277, 5988, 6772, 7619, 8531, 9512, 10562, 11699, 12913, 14204, 15574, 17031, 18585, 20226, 21956, 23779, 25707, 27738, 29874

Offset

1,2

Comments

Row 3 of A182259; see A211790 for a discussion and guide to related sequences.

Links

Table of n, a(n) for n=1..41.

Mathematica

(See the program at A182259.)

Crossrefs

Cf. A211790, A182259.

Sequence in context: A160039 A272296 A051925 * A011942 A220147 A256315

Adjacent sequences: A211808 A211809 A211810 * A211812 A211813 A211814

Keyword

nonn

Author

Clark Kimberling, Apr 22 2012

Status

approved