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

5, 11, 17, 24, 30, 36, 42, 43, 49, 55, 61, 68, 74, 80, 86, 87, 93, 99, 105, 112, 118, 124, 130, 131, 137, 143, 149, 156, 162, 168, 174, 181, 187, 193, 199, 200, 206, 212, 218, 225, 231, 237, 243, 244, 250, 256, 262, 269, 275, 281, 287, 288, 294, 300, 306, 313, 319, 325, 331, 332, 338, 344, 350

Offset: 1

Author

R. J. Mathar, Jan 18 2024

Keywords

• nonn
• easy

Comments

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

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

Links

• Paolo Xausa, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A026309, A369273, A369275.

Programs

Mathematica

Select[Range[500], Less @@ Sin[Range[#, #+3]] &] (* Paolo Xausa, Mar 19 2024 *)