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A005657 Floor( tan(n)^2 ). 5
0, 2, 4, 0, 1, 11, 0, 0, 46, 0, 0, 51053, 0, 0, 52, 0, 0, 12, 1, 0, 5, 2, 0, 2, 4, 0, 1, 10, 0, 0, 41, 0, 0, 5672, 0, 0, 60, 0, 0, 13, 1, 0, 5, 2, 0, 2, 4, 0, 1, 10, 0, 0, 36, 0, 0, 2041, 0, 0, 69, 0, 0, 14, 1, 0, 5, 2, 0, 2, 4, 0, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

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

MATHEMATICA

Floor[Tan[Range[0, 70]]^2] (* Harvey P. Dale, Nov 06 2011 *)

CROSSREFS

Sequence in context: A226031 A244116 A138133 * A009332 A045872 A154463

Adjacent sequences:  A005654 A005655 A005656 * A005658 A005659 A005660

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified October 25 11:39 EDT 2014. Contains 248527 sequences.