A058344 - cp's OEIS frontend

A058344 Difference between the sum of the odd aliquot divisors of n and the sum of the even aliquot divisors of n.

n	a(n)
1	0
2	1
3	1
4	-1
5	1
6	2
7	1
8	-5
9	4
10	4
11	1
12	-8
13	1
14	6
15	9
16	-13
17	1
18	5
19	1
20	-10
21	11
22	10
23	1
24	-28
25	6
26	12
27	13
28	-12
29	1
30	6
31	1
32	-29
33	15
34	16
35	13
36	-29
37	1
38	18
39	17
40	-38
41	1
42	10
43	1
44	-16
45	33
46	22
47	1
48	-68
49	8
50	19
51	21
52	-18
53	1
54	14
55	17
56	-48
57	23
58	28
59	1
60	-60
61	1
62	30
63	41
64	-61
65	19
66	18
67	1
68	-22
69	27
70	22
71	1
72	-97
73	1
74	36
75	49
76	-24
77	19
78	22
79	1
80	-94
81	40

[0, 1, 1, -1, 1, 2, 1, -5, 4, 4, 1, -8, 1, 6, 9, -13, 1, 5, 1, -10, 11, 10, 1, -28, 6, 12, 13, -12, 1, 6, 1, -29, 15, 16, 13, -29, 1, 18, 17, -38, 1, 10, 1, -16, 33, 22, 1, -68, 8, 19, 21, -18, 1, 14, 17, -48, 23, 28, 1, -60, 1, 30, 41, -61, 19, 18, 1, -22, 27, 22, 1, -97, 1, 36, 49, -24, 19, 22, 1, -94, 40]

cp's OEIS Frontend

A058344 Difference between the sum of the odd aliquot divisors of n and the sum of the even aliquot divisors of n.

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	-1
5	1
6	2
7	1
8	-5
9	4
10	4
11	1
12	-8
13	1
14	6
15	9
16	-13
17	1
18	5
19	1
20	-10
21	11
22	10
23	1
24	-28
25	6
26	12
27	13
28	-12
29	1
30	6
31	1
32	-29
33	15
34	16
35	13
36	-29
37	1
38	18
39	17
40	-38
41	1
42	10
43	1
44	-16
45	33
46	22
47	1
48	-68
49	8
50	19
51	21
52	-18
53	1
54	14
55	17
56	-48
57	23
58	28
59	1
60	-60
61	1
62	30
63	41
64	-61
65	19
66	18
67	1
68	-22
69	27
70	22
71	1
72	-97
73	1
74	36
75	49
76	-24
77	19
78	22
79	1
80	-94
81	40

n	a(n)
1	0
2	1
3	1
4	-1
5	1
6	2
7	1
8	-5
9	4
10	4
11	1
12	-8
13	1
14	6
15	9
16	-13
17	1
18	5
19	1
20	-10
21	11
22	10
23	1
24	-28
25	6
26	12
27	13
28	-12
29	1
30	6
31	1
32	-29
33	15
34	16
35	13
36	-29
37	1
38	18
39	17
40	-38
41	1
42	10
43	1
44	-16
45	33
46	22
47	1
48	-68
49	8
50	19
51	21
52	-18
53	1
54	14
55	17
56	-48
57	23
58	28
59	1
60	-60
61	1
62	30
63	41
64	-61
65	19
66	18
67	1
68	-22
69	27
70	22
71	1
72	-97
73	1
74	36
75	49
76	-24
77	19
78	22
79	1
80	-94
81	40

n	a(n)
1	0
2	1
3	1
4	-1
5	1
6	2
7	1
8	-5
9	4
10	4
11	1
12	-8
13	1
14	6
15	9
16	-13
17	1
18	5
19	1
20	-10
21	11
22	10
23	1
24	-28
25	6
26	12
27	13
28	-12
29	1
30	6
31	1
32	-29
33	15
34	16
35	13
36	-29
37	1
38	18
39	17
40	-38
41	1
42	10
43	1
44	-16
45	33
46	22
47	1
48	-68
49	8
50	19
51	21
52	-18
53	1
54	14
55	17
56	-48
57	23
58	28
59	1
60	-60
61	1
62	30
63	41
64	-61
65	19
66	18
67	1
68	-22
69	27
70	22
71	1
72	-97
73	1
74	36
75	49
76	-24
77	19
78	22
79	1
80	-94
81	40