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A246444 Nonnegative integers k satisfying sin(k) > sec(k). 3
2, 3, 4, 8, 9, 10, 15, 16, 17, 21, 22, 23, 27, 28, 29, 33, 34, 35, 36, 40, 41, 42, 46, 47, 48, 52, 53, 54, 59, 60, 61, 65, 66, 67, 71, 72, 73, 77, 78, 79, 80, 84, 85, 86, 90, 91, 92, 96, 97, 98, 103, 104, 105, 109, 110, 111, 115, 116, 117, 121, 122, 123, 124 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Clark Kimberling, Table of n, a(n) for n = 1..1000

MATHEMATICA

z = 200;

Select[Range[0, z], Sin[#] > Sec[#] &]   (* A246444 *)

Select[Range[0, z], Sin[#] < Sec[#] &]   (* A131503 *)

PROG

(PARI) is(n) = cos(n) < 0; \\ Michel Marcus, Oct 15 2016

CROSSREFS

Cf. A131503 (complement).

Sequence in context: A047228 A032968 A079279 * A045577 A111020 A002971

Adjacent sequences:  A246441 A246442 A246443 * A246445 A246446 A246447

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Aug 26 2014

STATUS

approved

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Last modified October 17 16:51 EDT 2019. Contains 328120 sequences. (Running on oeis4.)