A327423 - cp's OEIS frontend

A327423 Positive integers k such that tan(k) < 0 (or equivalently, cot(k) < 0).

n	a(n)
1	2
2	3
3	5
4	6
5	8
6	9
7	11
8	12
9	15
10	18
11	21
12	24
13	25
14	27
15	28
16	30
17	31
18	33
19	34
20	37
21	40
22	43
23	46
24	47
25	49
26	50
27	52
28	53
29	55
30	56
31	59
32	62
33	65
34	68
35	69
36	71
37	72
38	74
39	75
40	77
41	78
42	81
43	84
44	87
45	90
46	91
47	93
48	94
49	96
50	97
51	99
52	100
53	103
54	106
55	109
56	112
57	113
58	115
59	116
60	118
61	119
62	121
63	122
64	125
65	128

[2, 3, 5, 6, 8, 9, 11, 12, 15, 18, 21, 24, 25, 27, 28, 30, 31, 33, 34, 37, 40, 43, 46, 47, 49, 50, 52, 53, 55, 56, 59, 62, 65, 68, 69, 71, 72, 74, 75, 77, 78, 81, 84, 87, 90, 91, 93, 94, 96, 97, 99, 100, 103, 106, 109, 112, 113, 115, 116, 118, 119, 121, 122, 125, 128]

cp's OEIS Frontend

A327423 Positive integers k such that tan(k) < 0 (or equivalently, cot(k) < 0).

Table of values

List of values

n	a(n)
1	2
2	3
3	5
4	6
5	8
6	9
7	11
8	12
9	15
10	18
11	21
12	24
13	25
14	27
15	28
16	30
17	31
18	33
19	34
20	37
21	40
22	43
23	46
24	47
25	49
26	50
27	52
28	53
29	55
30	56
31	59
32	62
33	65
34	68
35	69
36	71
37	72
38	74
39	75
40	77
41	78
42	81
43	84
44	87
45	90
46	91
47	93
48	94
49	96
50	97
51	99
52	100
53	103
54	106
55	109
56	112
57	113
58	115
59	116
60	118
61	119
62	121
63	122
64	125
65	128

n	a(n)
1	2
2	3
3	5
4	6
5	8
6	9
7	11
8	12
9	15
10	18
11	21
12	24
13	25
14	27
15	28
16	30
17	31
18	33
19	34
20	37
21	40
22	43
23	46
24	47
25	49
26	50
27	52
28	53
29	55
30	56
31	59
32	62
33	65
34	68
35	69
36	71
37	72
38	74
39	75
40	77
41	78
42	81
43	84
44	87
45	90
46	91
47	93
48	94
49	96
50	97
51	99
52	100
53	103
54	106
55	109
56	112
57	113
58	115
59	116
60	118
61	119
62	121
63	122
64	125
65	128

n	a(n)
1	2
2	3
3	5
4	6
5	8
6	9
7	11
8	12
9	15
10	18
11	21
12	24
13	25
14	27
15	28
16	30
17	31
18	33
19	34
20	37
21	40
22	43
23	46
24	47
25	49
26	50
27	52
28	53
29	55
30	56
31	59
32	62
33	65
34	68
35	69
36	71
37	72
38	74
39	75
40	77
41	78
42	81
43	84
44	87
45	90
46	91
47	93
48	94
49	96
50	97
51	99
52	100
53	103
54	106
55	109
56	112
57	113
58	115
59	116
60	118
61	119
62	121
63	122
64	125
65	128