A358215 - cp's OEIS frontend

A358215 Numbers k for which there is no prime p such that p^p divides the arithmetic derivative of k, A003415(k).

n	a(n)
1	2
2	3
3	5
4	6
5	7
6	9
7	10
8	11
9	13
10	14
11	17
12	18
13	19
14	21
15	22
16	23
17	25
18	26
19	29
20	30
21	31
22	33
23	34
24	37
25	38
26	41
27	42
28	43
29	45
30	46
31	47
32	49
33	50
34	53
35	57
36	58
37	59
38	61
39	62
40	63
41	65
42	66
43	67
44	69
45	70
46	71
47	73
48	74
49	75
50	77
51	78
52	79
53	82
54	83
55	85
56	86
57	89
58	90
59	93
60	94
61	97
62	98
63	99
64	101
65	102
66	103
67	105
68	106
69	107
70	109
71	110
72	113
73	114
74	117
75	118
76	121
77	122
78	125

[2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 17, 18, 19, 21, 22, 23, 25, 26, 29, 30, 31, 33, 34, 37, 38, 41, 42, 43, 45, 46, 47, 49, 50, 53, 57, 58, 59, 61, 62, 63, 65, 66, 67, 69, 70, 71, 73, 74, 75, 77, 78, 79, 82, 83, 85, 86, 89, 90, 93, 94, 97, 98, 99, 101, 102, 103, 105, 106, 107, 109, 110, 113, 114, 117, 118, 121, 122, 125]

cp's OEIS Frontend

A358215 Numbers k for which there is no prime p such that p^p divides the arithmetic derivative of k, A003415(k).

Table of values

List of values

n	a(n)
1	2
2	3
3	5
4	6
5	7
6	9
7	10
8	11
9	13
10	14
11	17
12	18
13	19
14	21
15	22
16	23
17	25
18	26
19	29
20	30
21	31
22	33
23	34
24	37
25	38
26	41
27	42
28	43
29	45
30	46
31	47
32	49
33	50
34	53
35	57
36	58
37	59
38	61
39	62
40	63
41	65
42	66
43	67
44	69
45	70
46	71
47	73
48	74
49	75
50	77
51	78
52	79
53	82
54	83
55	85
56	86
57	89
58	90
59	93
60	94
61	97
62	98
63	99
64	101
65	102
66	103
67	105
68	106
69	107
70	109
71	110
72	113
73	114
74	117
75	118
76	121
77	122
78	125

n	a(n)
1	2
2	3
3	5
4	6
5	7
6	9
7	10
8	11
9	13
10	14
11	17
12	18
13	19
14	21
15	22
16	23
17	25
18	26
19	29
20	30
21	31
22	33
23	34
24	37
25	38
26	41
27	42
28	43
29	45
30	46
31	47
32	49
33	50
34	53
35	57
36	58
37	59
38	61
39	62
40	63
41	65
42	66
43	67
44	69
45	70
46	71
47	73
48	74
49	75
50	77
51	78
52	79
53	82
54	83
55	85
56	86
57	89
58	90
59	93
60	94
61	97
62	98
63	99
64	101
65	102
66	103
67	105
68	106
69	107
70	109
71	110
72	113
73	114
74	117
75	118
76	121
77	122
78	125

n	a(n)
1	2
2	3
3	5
4	6
5	7
6	9
7	10
8	11
9	13
10	14
11	17
12	18
13	19
14	21
15	22
16	23
17	25
18	26
19	29
20	30
21	31
22	33
23	34
24	37
25	38
26	41
27	42
28	43
29	45
30	46
31	47
32	49
33	50
34	53
35	57
36	58
37	59
38	61
39	62
40	63
41	65
42	66
43	67
44	69
45	70
46	71
47	73
48	74
49	75
50	77
51	78
52	79
53	82
54	83
55	85
56	86
57	89
58	90
59	93
60	94
61	97
62	98
63	99
64	101
65	102
66	103
67	105
68	106
69	107
70	109
71	110
72	113
73	114
74	117
75	118
76	121
77	122
78	125