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A195910
a(n) = ceiling(tan(n)).
6
0, 2, -2, 0, 2, -3, 0, 1, -6, 0, 1, -225, 0, 1, 8, 0, 1, 4, -1, 1, 3, -1, 1, 2, -2, 0, 2, -3, 0, 1, -6, 0, 1, -75, 0, 1, 8, 0, 1, 4, -1, 1, 3, -1, 1, 2, -2, 0, 2, -3, 0, 1, -6, 0, 1, -45, 0, 1, 9, 0, 1, 4, -1, 1, 3, -1, 1, 2, -2, 0, 2, -3, 0, 1, -5, 0, 1, -32
OFFSET
0,2
LINKS
MATHEMATICA
Table[Ceiling[Tan[n]], {n, 0, 100}] (* T. D. Noe, Mar 16 2012 *)
PROG
(Magma) [Ceiling(Tan(n)): n in [0..80]]; // Vincenzo Librandi, Feb 15 2013
CROSSREFS
KEYWORD
sign,easy
AUTHOR
Mohammad K. Azarian, Mar 15 2012
STATUS
approved