A080218 - cp's OEIS frontend

A080218 Monotonically increasing sequence such that every positive integer n appears if and only if d(n) doesn't (d(n)=number of divisors of n, A000005).

n	a(n)
1	3
2	5
3	6
4	7
5	8
6	10
7	11
8	13
9	14
10	15
11	17
12	19
13	21
14	22
15	23
16	26
17	27
18	29
19	31
20	33
21	34
22	35
23	36
24	37
25	38
26	39
27	41
28	43
29	46
30	47
31	51
32	53
33	55
34	57
35	58
36	59
37	60
38	61
39	62
40	65
41	67
42	69
43	71
44	72
45	73
46	74
47	77
48	79
49	82
50	83
51	84
52	85
53	86
54	87
55	89
56	90
57	91
58	93
59	94
60	95
61	96
62	97
63	100
64	101
65	103
66	106
67	107
68	108
69	109

[3, 5, 6, 7, 8, 10, 11, 13, 14, 15, 17, 19, 21, 22, 23, 26, 27, 29, 31, 33, 34, 35, 36, 37, 38, 39, 41, 43, 46, 47, 51, 53, 55, 57, 58, 59, 60, 61, 62, 65, 67, 69, 71, 72, 73, 74, 77, 79, 82, 83, 84, 85, 86, 87, 89, 90, 91, 93, 94, 95, 96, 97, 100, 101, 103, 106, 107, 108, 109]

cp's OEIS Frontend

A080218 Monotonically increasing sequence such that every positive integer n appears if and only if d(n) doesn't (d(n)=number of divisors of n, A000005).

Table of values

List of values

n	a(n)
1	3
2	5
3	6
4	7
5	8
6	10
7	11
8	13
9	14
10	15
11	17
12	19
13	21
14	22
15	23
16	26
17	27
18	29
19	31
20	33
21	34
22	35
23	36
24	37
25	38
26	39
27	41
28	43
29	46
30	47
31	51
32	53
33	55
34	57
35	58
36	59
37	60
38	61
39	62
40	65
41	67
42	69
43	71
44	72
45	73
46	74
47	77
48	79
49	82
50	83
51	84
52	85
53	86
54	87
55	89
56	90
57	91
58	93
59	94
60	95
61	96
62	97
63	100
64	101
65	103
66	106
67	107
68	108
69	109

n	a(n)
1	3
2	5
3	6
4	7
5	8
6	10
7	11
8	13
9	14
10	15
11	17
12	19
13	21
14	22
15	23
16	26
17	27
18	29
19	31
20	33
21	34
22	35
23	36
24	37
25	38
26	39
27	41
28	43
29	46
30	47
31	51
32	53
33	55
34	57
35	58
36	59
37	60
38	61
39	62
40	65
41	67
42	69
43	71
44	72
45	73
46	74
47	77
48	79
49	82
50	83
51	84
52	85
53	86
54	87
55	89
56	90
57	91
58	93
59	94
60	95
61	96
62	97
63	100
64	101
65	103
66	106
67	107
68	108
69	109

n	a(n)
1	3
2	5
3	6
4	7
5	8
6	10
7	11
8	13
9	14
10	15
11	17
12	19
13	21
14	22
15	23
16	26
17	27
18	29
19	31
20	33
21	34
22	35
23	36
24	37
25	38
26	39
27	41
28	43
29	46
30	47
31	51
32	53
33	55
34	57
35	58
36	59
37	60
38	61
39	62
40	65
41	67
42	69
43	71
44	72
45	73
46	74
47	77
48	79
49	82
50	83
51	84
52	85
53	86
54	87
55	89
56	90
57	91
58	93
59	94
60	95
61	96
62	97
63	100
64	101
65	103
66	106
67	107
68	108
69	109