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0, 1, 2, 0, -3, -5, -2, 5, 8, 4, -5, -11, -6, 5, 14, 10, -5, -16, -14, 3, 18, 18, 0, -19, -22, -3, 20, 26, 8, -19, -30, -13, 18, 33, 18, -15, -36, -24, 11, 38, 30, -7, -38, -36, 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
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,3
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LINKS
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Felix Fröhlich, Table of n, a(n) for n = 0..10000
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MAPLE
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f:=n->round(evalf(n*sin(n))); [seq(f(n), n=0..140)];
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PROG
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(PARI) a(n) = round(n*sin(n)) \\ Felix Fröhlich, Jun 10 2016
(Python)
from sympy import sin
def A272695(n):
return int((n*sin(n)).round()) # Chai Wah Wu, Jun 10 2016
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CROSSREFS
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Sequences of the same type: A272695, A274086, A274087, A274088, A274090, A274091, A274092, A274095, A274096, A274097, A274101, A274102.
Sequence in context: A038072 A215482 A161481 * A196503 A061151 A249774
Adjacent sequences: A272692 A272693 A272694 * A272696 A272697 A272698
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KEYWORD
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sign,look
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AUTHOR
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N. J. A. Sloane, Jun 10 2016
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STATUS
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approved
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