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A369274 Nonnegative numbers k satisfying sin(k) < sin(k+1) < sin(k+2) < sin(k+3). 3

%I #14 Mar 19 2024 14:20:14

%S 5,11,17,24,30,36,42,43,49,55,61,68,74,80,86,87,93,99,105,112,118,124,

%T 130,131,137,143,149,156,162,168,174,181,187,193,199,200,206,212,218,

%U 225,231,237,243,244,250,256,262,269,275,281,287,288,294,300,306,313,319,325,331,332,338,344,350

%N Nonnegative numbers k satisfying sin(k) < sin(k+1) < sin(k+2) < sin(k+3).

%C Subsequence of terms in A026309: The smaller of three consecutive terms there.

%C Also a subsequence of terms in A369273: The smaller of two consecutive terms there.

%H Paolo Xausa, <a href="/A369274/b369274.txt">Table of n, a(n) for n = 1..10000</a>

%t Select[Range[500], Less @@ Sin[Range[#, #+3]] &] (* _Paolo Xausa_, Mar 19 2024 *)

%Y Cf. A026309, A369273, A369275.

%K nonn,easy

%O 1,1

%A _R. J. Mathar_, Jan 18 2024

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Last modified September 4 23:23 EDT 2024. Contains 375685 sequences. (Running on oeis4.)