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A105664 a(n) = abs(floor(n*tan(n))). 3

%I #9 Oct 08 2019 15:34:43

%S 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,

%T 89,8,25,193,14,21,2486,22,16,279,32,11,140,45,6,96,65,0,72,96,6,57,

%U 156,14,46,315,23,36,2486,35,27,483,49,19,228,69,10,150,96,1,110,139,8,85

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

%H Rémy Sigrist, <a href="/A105664/b105664.txt">Table of n, a(n) for n = 0..10000</a>

%o (PARI) a(n) = abs(floor(n*tan(n))); \\ _Michel Marcus_, Oct 09 2013

%Y Cf. A105662, A105663.

%K nonn,look

%O 0,3

%A _Zak Seidov_, May 04 2005

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