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A051498 a(n) = floor(tan(n)^3). 1
0, 3, -11, -1, 1, -39, -1, 0, -315, -1, 0, -11535646, -1, 0, 380, -1, 0, 42, -2, 0, 11, -4, 0, 4, -10, -1, 1, -36, -1, 0, -263, -1, 0, -427180, -1, 0, 465, -1, 0, 47, -2, 0, 12, -4, 0, 4, -10, -1, 1, -32, -1, 0, -222, -1, 0, -92242, -1, 0, 578, -1, 0, 52, -2, 0, 12, -4, 0, 4, -9, -1, 1, -30, -1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..72.

CROSSREFS

Cf. A005657, A051499.

Sequence in context: A006273 A183130 A117526 * A092528 A069604 A098332

Adjacent sequences:  A051495 A051496 A051497 * A051499 A051500 A051501

KEYWORD

sign

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified July 12 06:21 EDT 2020. Contains 335658 sequences. (Running on oeis4.)