A111060 - cp's OEIS frontend

A111060 a(n) = sum of primes dividing the n-th squarefree positive integer.

n	a(n)
1	0
2	2
3	3
4	5
5	5
6	7
7	7
8	11
9	13
10	9
11	8
12	17
13	19
14	10
15	13
16	23
17	15
18	29
19	10
20	31
21	14
22	19
23	12
24	37
25	21
26	16
27	41
28	12
29	43
30	25
31	47
32	20
33	53
34	16
35	22
36	31
37	59
38	61
39	33
40	18
41	16
42	67
43	26
44	14
45	71
46	73
47	39
48	18
49	18
50	79
51	43
52	83
53	22
54	45
55	32
56	89
57	20
58	34
59	49
60	24
61	97
62	101
63	22
64	103
65	15
66	55
67	107
68	109
69	18
70	40
71	113

[0, 2, 3, 5, 5, 7, 7, 11, 13, 9, 8, 17, 19, 10, 13, 23, 15, 29, 10, 31, 14, 19, 12, 37, 21, 16, 41, 12, 43, 25, 47, 20, 53, 16, 22, 31, 59, 61, 33, 18, 16, 67, 26, 14, 71, 73, 39, 18, 18, 79, 43, 83, 22, 45, 32, 89, 20, 34, 49, 24, 97, 101, 22, 103, 15, 55, 107, 109, 18, 40, 113]

cp's OEIS Frontend

A111060 a(n) = sum of primes dividing the n-th squarefree positive integer.

Table of values

List of values

n	a(n)
1	0
2	2
3	3
4	5
5	5
6	7
7	7
8	11
9	13
10	9
11	8
12	17
13	19
14	10
15	13
16	23
17	15
18	29
19	10
20	31
21	14
22	19
23	12
24	37
25	21
26	16
27	41
28	12
29	43
30	25
31	47
32	20
33	53
34	16
35	22
36	31
37	59
38	61
39	33
40	18
41	16
42	67
43	26
44	14
45	71
46	73
47	39
48	18
49	18
50	79
51	43
52	83
53	22
54	45
55	32
56	89
57	20
58	34
59	49
60	24
61	97
62	101
63	22
64	103
65	15
66	55
67	107
68	109
69	18
70	40
71	113

n	a(n)
1	0
2	2
3	3
4	5
5	5
6	7
7	7
8	11
9	13
10	9
11	8
12	17
13	19
14	10
15	13
16	23
17	15
18	29
19	10
20	31
21	14
22	19
23	12
24	37
25	21
26	16
27	41
28	12
29	43
30	25
31	47
32	20
33	53
34	16
35	22
36	31
37	59
38	61
39	33
40	18
41	16
42	67
43	26
44	14
45	71
46	73
47	39
48	18
49	18
50	79
51	43
52	83
53	22
54	45
55	32
56	89
57	20
58	34
59	49
60	24
61	97
62	101
63	22
64	103
65	15
66	55
67	107
68	109
69	18
70	40
71	113

n	a(n)
1	0
2	2
3	3
4	5
5	5
6	7
7	7
8	11
9	13
10	9
11	8
12	17
13	19
14	10
15	13
16	23
17	15
18	29
19	10
20	31
21	14
22	19
23	12
24	37
25	21
26	16
27	41
28	12
29	43
30	25
31	47
32	20
33	53
34	16
35	22
36	31
37	59
38	61
39	33
40	18
41	16
42	67
43	26
44	14
45	71
46	73
47	39
48	18
49	18
50	79
51	43
52	83
53	22
54	45
55	32
56	89
57	20
58	34
59	49
60	24
61	97
62	101
63	22
64	103
65	15
66	55
67	107
68	109
69	18
70	40
71	113