A077135 - cp's OEIS frontend

A077135 Composite numbers n whose proper (other than 1 and n) odd divisors are prime and even divisors are 1 less than a prime.

n	a(n)
1	4
2	6
3	8
4	9
5	10
6	12
7	14
8	15
9	20
10	21
11	22
12	25
13	26
14	33
15	34
16	35
17	38
18	39
19	44
20	46
21	49
22	51
23	55
24	57
25	58
26	62
27	65
28	69
29	74
30	77
31	82
32	85
33	86
34	87
35	91
36	92
37	93
38	94
39	95
40	106
41	111
42	115
43	116
44	118
45	119
46	121
47	122
48	123
49	129
50	133
51	134
52	141
53	142
54	143
55	145
56	146
57	155
58	158
59	159
60	161
61	164
62	166
63	169

[4, 6, 8, 9, 10, 12, 14, 15, 20, 21, 22, 25, 26, 33, 34, 35, 38, 39, 44, 46, 49, 51, 55, 57, 58, 62, 65, 69, 74, 77, 82, 85, 86, 87, 91, 92, 93, 94, 95, 106, 111, 115, 116, 118, 119, 121, 122, 123, 129, 133, 134, 141, 142, 143, 145, 146, 155, 158, 159, 161, 164, 166, 169]

cp's OEIS Frontend

A077135 Composite numbers n whose proper (other than 1 and n) odd divisors are prime and even divisors are 1 less than a prime.

Table of values

List of values

n	a(n)
1	4
2	6
3	8
4	9
5	10
6	12
7	14
8	15
9	20
10	21
11	22
12	25
13	26
14	33
15	34
16	35
17	38
18	39
19	44
20	46
21	49
22	51
23	55
24	57
25	58
26	62
27	65
28	69
29	74
30	77
31	82
32	85
33	86
34	87
35	91
36	92
37	93
38	94
39	95
40	106
41	111
42	115
43	116
44	118
45	119
46	121
47	122
48	123
49	129
50	133
51	134
52	141
53	142
54	143
55	145
56	146
57	155
58	158
59	159
60	161
61	164
62	166
63	169

n	a(n)
1	4
2	6
3	8
4	9
5	10
6	12
7	14
8	15
9	20
10	21
11	22
12	25
13	26
14	33
15	34
16	35
17	38
18	39
19	44
20	46
21	49
22	51
23	55
24	57
25	58
26	62
27	65
28	69
29	74
30	77
31	82
32	85
33	86
34	87
35	91
36	92
37	93
38	94
39	95
40	106
41	111
42	115
43	116
44	118
45	119
46	121
47	122
48	123
49	129
50	133
51	134
52	141
53	142
54	143
55	145
56	146
57	155
58	158
59	159
60	161
61	164
62	166
63	169

n	a(n)
1	4
2	6
3	8
4	9
5	10
6	12
7	14
8	15
9	20
10	21
11	22
12	25
13	26
14	33
15	34
16	35
17	38
18	39
19	44
20	46
21	49
22	51
23	55
24	57
25	58
26	62
27	65
28	69
29	74
30	77
31	82
32	85
33	86
34	87
35	91
36	92
37	93
38	94
39	95
40	106
41	111
42	115
43	116
44	118
45	119
46	121
47	122
48	123
49	129
50	133
51	134
52	141
53	142
54	143
55	145
56	146
57	155
58	158
59	159
60	161
61	164
62	166
63	169