A105664 - OEIS

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A105664

a(n) = abs(floor(n*tan(n))).

3

0, 1, 5, 1, 4, 17, 2, 6, 55, 5, 6, 2486, 8, 6, 101, 13, 4, 59, 21, 2, 44, 33, 0, 36, 52, 4, 30, 89, 8, 25, 193, 14, 21, 2486, 22, 16, 279, 32, 11, 140, 45, 6, 96, 65, 0, 72, 96, 6, 57, 156, 14, 46, 315, 23, 36, 2486, 35, 27, 483, 49, 19, 228, 69, 10, 150, 96, 1, 110, 139, 8, 85

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

OFFSET

0,3

LINKS

Rémy Sigrist, Table of n, a(n) for n = 0..10000

MATHEMATICA

Table[Abs[Floor[n*Tan[n]]], {n, 0, 80}] (* Harvey P. Dale, Oct 21 2024 *)

PROG

(PARI) a(n) = abs(floor(n*tan(n))); \\ Michel Marcus, Oct 09 2013

CROSSREFS

Cf. A105662, A105663.

Sequence in context: A242376 A307393 A231923 * A094882 A019840 A375340

Adjacent sequences: A105661 A105662 A105663 * A105665 A105666 A105667

KEYWORD

nonn,look

AUTHOR

Zak Seidov, May 04 2005

STATUS

approved