A327138 - cp's OEIS frontend

A327138 Numbers k such that cos(2k) < cos(2k+2).

n	a(n)
1	2
2	5
3	8
4	11
5	12
6	14
7	15
8	17
9	18
10	20
11	21
12	24
13	27
14	30
15	33
16	34
17	36
18	37
19	39
20	40
21	42
22	43
23	46
24	49
25	52
26	55
27	56
28	58
29	59
30	61
31	62
32	64
33	65
34	68
35	71
36	74
37	77
38	78
39	80
40	81
41	83
42	84
43	86
44	87
45	90
46	93
47	96
48	99
49	100
50	102
51	103
52	105
53	106
54	108
55	109
56	112
57	115
58	118
59	121
60	122
61	124
62	125

[2, 5, 8, 11, 12, 14, 15, 17, 18, 20, 21, 24, 27, 30, 33, 34, 36, 37, 39, 40, 42, 43, 46, 49, 52, 55, 56, 58, 59, 61, 62, 64, 65, 68, 71, 74, 77, 78, 80, 81, 83, 84, 86, 87, 90, 93, 96, 99, 100, 102, 103, 105, 106, 108, 109, 112, 115, 118, 121, 122, 124, 125]

cp's OEIS Frontend

A327138 Numbers k such that cos(2k) < cos(2k+2).

Table of values

List of values

n	a(n)
1	2
2	5
3	8
4	11
5	12
6	14
7	15
8	17
9	18
10	20
11	21
12	24
13	27
14	30
15	33
16	34
17	36
18	37
19	39
20	40
21	42
22	43
23	46
24	49
25	52
26	55
27	56
28	58
29	59
30	61
31	62
32	64
33	65
34	68
35	71
36	74
37	77
38	78
39	80
40	81
41	83
42	84
43	86
44	87
45	90
46	93
47	96
48	99
49	100
50	102
51	103
52	105
53	106
54	108
55	109
56	112
57	115
58	118
59	121
60	122
61	124
62	125

n	a(n)
1	2
2	5
3	8
4	11
5	12
6	14
7	15
8	17
9	18
10	20
11	21
12	24
13	27
14	30
15	33
16	34
17	36
18	37
19	39
20	40
21	42
22	43
23	46
24	49
25	52
26	55
27	56
28	58
29	59
30	61
31	62
32	64
33	65
34	68
35	71
36	74
37	77
38	78
39	80
40	81
41	83
42	84
43	86
44	87
45	90
46	93
47	96
48	99
49	100
50	102
51	103
52	105
53	106
54	108
55	109
56	112
57	115
58	118
59	121
60	122
61	124
62	125

n	a(n)
1	2
2	5
3	8
4	11
5	12
6	14
7	15
8	17
9	18
10	20
11	21
12	24
13	27
14	30
15	33
16	34
17	36
18	37
19	39
20	40
21	42
22	43
23	46
24	49
25	52
26	55
27	56
28	58
29	59
30	61
31	62
32	64
33	65
34	68
35	71
36	74
37	77
38	78
39	80
40	81
41	83
42	84
43	86
44	87
45	90
46	93
47	96
48	99
49	100
50	102
51	103
52	105
53	106
54	108
55	109
56	112
57	115
58	118
59	121
60	122
61	124
62	125