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A033432 a(n) = floor(1000/sqrt(n)). 2

%I #23 Sep 08 2022 08:44:51

%S 1000,707,577,500,447,408,377,353,333,316,301,288,277,267,258,250,242,

%T 235,229,223,218,213,208,204,200,196,192,188,185,182,179,176,174,171,

%U 169,166,164,162,160,158,156,154,152,150,149,147,145,144,142,141,140

%N a(n) = floor(1000/sqrt(n)).

%C This sequence is the 1000th row of triangle A277647. - _Jason Kimberley_, Nov 22 2016

%H Vincenzo Librandi, <a href="/A033432/b033432.txt">Table of n, a(n) for n = 1..10000</a>

%t Floor[1000/Sqrt[Range[60]]] (* _Harvey P. Dale_, Aug 09 2011 *)

%o (Magma) [Floor(1000/Sqrt(n)): n in [1..40]]; // _Vincenzo Librandi_, Aug 10 2011

%o (Magma) [Isqrt(10^6 div n):n in[1..40]]; // integer arithmetic - _Jason Kimberley_, Nov 12 2016

%K nonn,easy

%O 1,1

%A _Jeff Burch_

%E More terms from _Erich Friedman_

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Last modified April 24 19:59 EDT 2024. Contains 371963 sequences. (Running on oeis4.)