A032633 a(n) = floor(n^3 / Pi).

0, 0, 2, 8, 20, 39, 68, 109, 162, 232, 318, 423, 550, 699, 873, 1074, 1303, 1563, 1856, 2183, 2546, 2947, 3389, 3872, 4400, 4973, 5594, 6265, 6987, 7763, 8594, 9482, 10430, 11439, 12510, 13647, 14851, 16123, 17466, 18881, 20371, 21938

Offset

0,3

Links

Table of n, a(n) for n=0..41.

Mathematica

Floor[Range[0, 50]^3/Pi] (* Harvey P. Dale, Jun 05 2024 *)

Crossrefs

Sequence in context: A032767 A294869 A305129 * A294437 A128445 A007290

Adjacent sequences: A032630 A032631 A032632 * A032634 A032635 A032636

Keyword

nonn,easy

Author

Patrick De Geest, May 15 1998

Status

approved