A107747 - cp's OEIS frontend

A107747 Numbers k such that the least prime factor of 6k+1 < the least prime factor of 6k-1, A107744(k) < A107745(k).

n	a(n)
1	4
2	8
3	9
4	14
5	15
6	19
7	22
8	24
9	28
10	29
11	34
12	39
13	42
14	43
15	44
16	49
17	50
18	53
19	54
20	57
21	59
22	60
23	64
24	65
25	67
26	69
27	74
28	75
29	78
30	79
31	80
32	82
33	84
34	85
35	89
36	92
37	93
38	94
39	98
40	99
41	104
42	108
43	109
44	113
45	114
46	117
47	119
48	120
49	124
50	127
51	129
52	130
53	133
54	134
55	139
56	140
57	144
58	148
59	149
60	150
61	152
62	154

[4, 8, 9, 14, 15, 19, 22, 24, 28, 29, 34, 39, 42, 43, 44, 49, 50, 53, 54, 57, 59, 60, 64, 65, 67, 69, 74, 75, 78, 79, 80, 82, 84, 85, 89, 92, 93, 94, 98, 99, 104, 108, 109, 113, 114, 117, 119, 120, 124, 127, 129, 130, 133, 134, 139, 140, 144, 148, 149, 150, 152, 154]

cp's OEIS Frontend

A107747 Numbers k such that the least prime factor of 6k+1 < the least prime factor of 6k-1, A107744(k) < A107745(k).

Table of values

List of values

n	a(n)
1	4
2	8
3	9
4	14
5	15
6	19
7	22
8	24
9	28
10	29
11	34
12	39
13	42
14	43
15	44
16	49
17	50
18	53
19	54
20	57
21	59
22	60
23	64
24	65
25	67
26	69
27	74
28	75
29	78
30	79
31	80
32	82
33	84
34	85
35	89
36	92
37	93
38	94
39	98
40	99
41	104
42	108
43	109
44	113
45	114
46	117
47	119
48	120
49	124
50	127
51	129
52	130
53	133
54	134
55	139
56	140
57	144
58	148
59	149
60	150
61	152
62	154

n	a(n)
1	4
2	8
3	9
4	14
5	15
6	19
7	22
8	24
9	28
10	29
11	34
12	39
13	42
14	43
15	44
16	49
17	50
18	53
19	54
20	57
21	59
22	60
23	64
24	65
25	67
26	69
27	74
28	75
29	78
30	79
31	80
32	82
33	84
34	85
35	89
36	92
37	93
38	94
39	98
40	99
41	104
42	108
43	109
44	113
45	114
46	117
47	119
48	120
49	124
50	127
51	129
52	130
53	133
54	134
55	139
56	140
57	144
58	148
59	149
60	150
61	152
62	154

cp's OEIS Frontend

A107747 Numbers k such that the least prime factor of 6*k+1 < the least prime factor of 6*k-1, A107744(k) < A107745(k).

Table of values

List of values

A107747 Numbers k such that the least prime factor of 6k+1 < the least prime factor of 6k-1, A107744(k) < A107745(k).

n	a(n)
1	4
2	8
3	9
4	14
5	15
6	19
7	22
8	24
9	28
10	29
11	34
12	39
13	42
14	43
15	44
16	49
17	50
18	53
19	54
20	57
21	59
22	60
23	64
24	65
25	67
26	69
27	74
28	75
29	78
30	79
31	80
32	82
33	84
34	85
35	89
36	92
37	93
38	94
39	98
40	99
41	104
42	108
43	109
44	113
45	114
46	117
47	119
48	120
49	124
50	127
51	129
52	130
53	133
54	134
55	139
56	140
57	144
58	148
59	149
60	150
61	152
62	154