A152758 - cp's OEIS frontend

A152758 Numbers k such that the deficiency of k plus the number of proper divisors of k is not a prime number (see A152864).

n	a(n)
1	1
2	8
3	12
4	15
5	24
6	25
7	30
8	32
9	33
10	35
11	36
12	39
13	40
14	42
15	44
16	48
17	50
18	51
19	54
20	56
21	60
22	63
23	65
24	66
25	68
26	69
27	72
28	78
29	80
30	81
31	84
32	85
33	87
34	90
35	92
36	96
37	98
38	100
39	102
40	105
41	108
42	112
43	114
44	116
45	117
46	120
47	121
48	123
49	126
50	128
51	129
52	130
53	132
54	136
55	138
56	140
57	141
58	143
59	144
60	148
61	150
62	153

[1, 8, 12, 15, 24, 25, 30, 32, 33, 35, 36, 39, 40, 42, 44, 48, 50, 51, 54, 56, 60, 63, 65, 66, 68, 69, 72, 78, 80, 81, 84, 85, 87, 90, 92, 96, 98, 100, 102, 105, 108, 112, 114, 116, 117, 120, 121, 123, 126, 128, 129, 130, 132, 136, 138, 140, 141, 143, 144, 148, 150, 153]

cp's OEIS Frontend

A152758 Numbers k such that the deficiency of k plus the number of proper divisors of k is not a prime number (see A152864).

Table of values

List of values

n	a(n)
1	1
2	8
3	12
4	15
5	24
6	25
7	30
8	32
9	33
10	35
11	36
12	39
13	40
14	42
15	44
16	48
17	50
18	51
19	54
20	56
21	60
22	63
23	65
24	66
25	68
26	69
27	72
28	78
29	80
30	81
31	84
32	85
33	87
34	90
35	92
36	96
37	98
38	100
39	102
40	105
41	108
42	112
43	114
44	116
45	117
46	120
47	121
48	123
49	126
50	128
51	129
52	130
53	132
54	136
55	138
56	140
57	141
58	143
59	144
60	148
61	150
62	153

n	a(n)
1	1
2	8
3	12
4	15
5	24
6	25
7	30
8	32
9	33
10	35
11	36
12	39
13	40
14	42
15	44
16	48
17	50
18	51
19	54
20	56
21	60
22	63
23	65
24	66
25	68
26	69
27	72
28	78
29	80
30	81
31	84
32	85
33	87
34	90
35	92
36	96
37	98
38	100
39	102
40	105
41	108
42	112
43	114
44	116
45	117
46	120
47	121
48	123
49	126
50	128
51	129
52	130
53	132
54	136
55	138
56	140
57	141
58	143
59	144
60	148
61	150
62	153

n	a(n)
1	1
2	8
3	12
4	15
5	24
6	25
7	30
8	32
9	33
10	35
11	36
12	39
13	40
14	42
15	44
16	48
17	50
18	51
19	54
20	56
21	60
22	63
23	65
24	66
25	68
26	69
27	72
28	78
29	80
30	81
31	84
32	85
33	87
34	90
35	92
36	96
37	98
38	100
39	102
40	105
41	108
42	112
43	114
44	116
45	117
46	120
47	121
48	123
49	126
50	128
51	129
52	130
53	132
54	136
55	138
56	140
57	141
58	143
59	144
60	148
61	150
62	153