A005671 Nearest integer to tan(n)^2.

0, 2, 5, 0, 1, 11, 0, 1, 46, 0, 0, 51054, 0, 0, 52, 1, 0, 12, 1, 0, 5, 2, 0, 3, 5, 0, 1, 11, 0, 1, 41, 0, 0, 5672, 0, 0, 60, 1, 0, 13, 1, 0, 5, 2, 0, 3, 4, 0, 1, 10, 0, 1, 37, 0, 0, 2042, 0, 0, 69, 1, 0, 14, 1, 0, 6, 2, 0, 3, 4, 0, 1

Offset

0,2

Links

Table of n, a(n) for n=0..70.

R. K. Guy, Letter to N. J. A. Sloane, 1987

Mathematica

Round[Tan[Range[0, 70]]^2] (* Harvey P. Dale, Aug 01 2016 *)

Crossrefs

Sequence in context: A118349 A341268 A011183 * A343605 A296047 A307237

Adjacent sequences: A005668 A005669 A005670 * A005672 A005673 A005674

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved