cp's OEIS Frontend

A272695 Nearest integer to n*sin(n).

%I A272695 #30 Dec 06 2022 07:56:12
%S A272695 0,1,2,0,-3,-5,-2,5,8,4,-5,-11,-6,5,14,10,-5,-16,-14,3,18,18,0,-19,
%T A272695 -22,-3,20,26,8,-19,-30,-13,18,33,18,-15,-36,-24,11,38,30,-7,-38,-36,
%U A272695 1,38,41,6,-37,-47,-13,34,51,21,-30,-55,-29,25,58,38,-18,-59,-46,11,59,54,-2,-57,-61,-8,54,68,18
%N A272695 Nearest integer to n*sin(n).
%H A272695 Felix Fröhlich, <a href="/A272695/b272695.txt">Table of n, a(n) for n = 0..10000</a>
%p A272695 f:=n->round(evalf(n*sin(n)));  [seq(f(n),n=0..140)];
%t A272695 Table[Round[n*Sin[n]], {n, 0, 140}] (* _Bence Bernáth_, Nov 20 2022 *)
%o A272695 (PARI) a(n) = round(n*sin(n)) \\ _Felix Fröhlich_, Jun 10 2016
%o A272695 (Python)
%o A272695 from sympy import sin
%o A272695 def A272695(n):
%o A272695     return int((n*sin(n)).round()) # _Chai Wah Wu_, Jun 10 2016
%Y A272695 Sequences of the same type: A272695, A274086, A274087, A274088, A274090, A274091, A274092, A274095, A274096, A274097, A274101, A274102.
%K A272695 sign,look
%O A272695 0,3
%A A272695 _N. J. A. Sloane_, Jun 10 2016