A285895 - cp's OEIS frontend

A285895 Sum of divisors d of n such that n/d is not congruent to 0 mod 4.

n	a(n)
1	1
2	3
3	4
4	6
5	6
6	12
7	8
8	12
9	13
10	18
11	12
12	24
13	14
14	24
15	24
16	24
17	18
18	39
19	20
20	36
21	32
22	36
23	24
24	48
25	31
26	42
27	40
28	48
29	30
30	72
31	32
32	48
33	48
34	54
35	48
36	78
37	38
38	60
39	56
40	72
41	42
42	96
43	44
44	72
45	78
46	72
47	48
48	96
49	57
50	93
51	72
52	84
53	54
54	120
55	72
56	96
57	80
58	90
59	60
60	144
61	62
62	96
63	104
64	96
65	84
66	144
67	68

[1, 3, 4, 6, 6, 12, 8, 12, 13, 18, 12, 24, 14, 24, 24, 24, 18, 39, 20, 36, 32, 36, 24, 48, 31, 42, 40, 48, 30, 72, 32, 48, 48, 54, 48, 78, 38, 60, 56, 72, 42, 96, 44, 72, 78, 72, 48, 96, 57, 93, 72, 84, 54, 120, 72, 96, 80, 90, 60, 144, 62, 96, 104, 96, 84, 144, 68]

cp's OEIS Frontend

A285895 Sum of divisors d of n such that n/d is not congruent to 0 mod 4.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	6
5	6
6	12
7	8
8	12
9	13
10	18
11	12
12	24
13	14
14	24
15	24
16	24
17	18
18	39
19	20
20	36
21	32
22	36
23	24
24	48
25	31
26	42
27	40
28	48
29	30
30	72
31	32
32	48
33	48
34	54
35	48
36	78
37	38
38	60
39	56
40	72
41	42
42	96
43	44
44	72
45	78
46	72
47	48
48	96
49	57
50	93
51	72
52	84
53	54
54	120
55	72
56	96
57	80
58	90
59	60
60	144
61	62
62	96
63	104
64	96
65	84
66	144
67	68

n	a(n)
1	1
2	3
3	4
4	6
5	6
6	12
7	8
8	12
9	13
10	18
11	12
12	24
13	14
14	24
15	24
16	24
17	18
18	39
19	20
20	36
21	32
22	36
23	24
24	48
25	31
26	42
27	40
28	48
29	30
30	72
31	32
32	48
33	48
34	54
35	48
36	78
37	38
38	60
39	56
40	72
41	42
42	96
43	44
44	72
45	78
46	72
47	48
48	96
49	57
50	93
51	72
52	84
53	54
54	120
55	72
56	96
57	80
58	90
59	60
60	144
61	62
62	96
63	104
64	96
65	84
66	144
67	68

n	a(n)
1	1
2	3
3	4
4	6
5	6
6	12
7	8
8	12
9	13
10	18
11	12
12	24
13	14
14	24
15	24
16	24
17	18
18	39
19	20
20	36
21	32
22	36
23	24
24	48
25	31
26	42
27	40
28	48
29	30
30	72
31	32
32	48
33	48
34	54
35	48
36	78
37	38
38	60
39	56
40	72
41	42
42	96
43	44
44	72
45	78
46	72
47	48
48	96
49	57
50	93
51	72
52	84
53	54
54	120
55	72
56	96
57	80
58	90
59	60
60	144
61	62
62	96
63	104
64	96
65	84
66	144
67	68