A349215 - cp's OEIS frontend

A349215 a(n) = Sum_{d|n} d^c(d), where c is the prime characteristic (A010051).

n	a(n)
1	1
2	3
3	4
4	4
5	6
6	7
7	8
8	5
9	5
10	9
11	12
12	9
13	14
14	11
15	10
16	6
17	18
18	9
19	20
20	11
21	12
22	15
23	24
24	11
25	7
26	17
27	6
28	13
29	30
30	15
31	32
32	7
33	16
34	21
35	14
36	12
37	38
38	23
39	18
40	13
41	42
42	17
43	44
44	17
45	12
46	27
47	48
48	13
49	9
50	11
51	22
52	19
53	54
54	11
55	18
56	15
57	24
58	33
59	60
60	19
61	62
62	35
63	14
64	8
65	20
66	21
67	68
68	23
69	28
70	19
71	72
72	15
73	74
74	41
75	12

[1, 3, 4, 4, 6, 7, 8, 5, 5, 9, 12, 9, 14, 11, 10, 6, 18, 9, 20, 11, 12, 15, 24, 11, 7, 17, 6, 13, 30, 15, 32, 7, 16, 21, 14, 12, 38, 23, 18, 13, 42, 17, 44, 17, 12, 27, 48, 13, 9, 11, 22, 19, 54, 11, 18, 15, 24, 33, 60, 19, 62, 35, 14, 8, 20, 21, 68, 23, 28, 19, 72, 15, 74, 41, 12]

cp's OEIS Frontend

A349215 a(n) = Sum_{d|n} d^c(d), where c is the prime characteristic (A010051).

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	4
5	6
6	7
7	8
8	5
9	5
10	9
11	12
12	9
13	14
14	11
15	10
16	6
17	18
18	9
19	20
20	11
21	12
22	15
23	24
24	11
25	7
26	17
27	6
28	13
29	30
30	15
31	32
32	7
33	16
34	21
35	14
36	12
37	38
38	23
39	18
40	13
41	42
42	17
43	44
44	17
45	12
46	27
47	48
48	13
49	9
50	11
51	22
52	19
53	54
54	11
55	18
56	15
57	24
58	33
59	60
60	19
61	62
62	35
63	14
64	8
65	20
66	21
67	68
68	23
69	28
70	19
71	72
72	15
73	74
74	41
75	12

n	a(n)
1	1
2	3
3	4
4	4
5	6
6	7
7	8
8	5
9	5
10	9
11	12
12	9
13	14
14	11
15	10
16	6
17	18
18	9
19	20
20	11
21	12
22	15
23	24
24	11
25	7
26	17
27	6
28	13
29	30
30	15
31	32
32	7
33	16
34	21
35	14
36	12
37	38
38	23
39	18
40	13
41	42
42	17
43	44
44	17
45	12
46	27
47	48
48	13
49	9
50	11
51	22
52	19
53	54
54	11
55	18
56	15
57	24
58	33
59	60
60	19
61	62
62	35
63	14
64	8
65	20
66	21
67	68
68	23
69	28
70	19
71	72
72	15
73	74
74	41
75	12

n	a(n)
1	1
2	3
3	4
4	4
5	6
6	7
7	8
8	5
9	5
10	9
11	12
12	9
13	14
14	11
15	10
16	6
17	18
18	9
19	20
20	11
21	12
22	15
23	24
24	11
25	7
26	17
27	6
28	13
29	30
30	15
31	32
32	7
33	16
34	21
35	14
36	12
37	38
38	23
39	18
40	13
41	42
42	17
43	44
44	17
45	12
46	27
47	48
48	13
49	9
50	11
51	22
52	19
53	54
54	11
55	18
56	15
57	24
58	33
59	60
60	19
61	62
62	35
63	14
64	8
65	20
66	21
67	68
68	23
69	28
70	19
71	72
72	15
73	74
74	41
75	12