A134907 - OEIS

%I #14 Aug 09 2015 01:59:41

%S 0,17,3,1,146,8,2,7180,14,5,

%T 1481148085628412373142705746959543003289563510386989143402672337886302490562710486232930994662688987,

%U 22,8,0,35,11,0,56,16,2,96,21,4,202,28,7

%N a(n) = floor(n*exp(-tan(n))).

%H Vincenzo Librandi, <a href="/A134907/b134907.txt">Table of n, a(n) for n = 1..1000</a>

%t Table[Floor[n Exp[-Tan[n]]], {n, 30}] (* _Vincenzo Librandi_, Feb 18 2013 *)

%Y Cf. A134890, A134891, A134892, A134902, A134903, A134904, A134905, A134906.

%K nonn,easy

%O 1,2

%A _Mohammad K. Azarian_, Nov 14 2007

%E Offset corrected by _Mohammad K. Azarian_, Nov 19 2008

%E a(11) corrected by _Vincenzo Librandi_, Feb 18 2013