A284344 - cp's OEIS frontend

A284344 Sum of the divisors of n that are not divisible by 10.

n	a(n)
1	1
2	3
3	4
4	7
5	6
6	12
7	8
8	15
9	13
10	8
11	12
12	28
13	14
14	24
15	24
16	31
17	18
18	39
19	20
20	12
21	32
22	36
23	24
24	60
25	31
26	42
27	40
28	56
29	30
30	32
31	32
32	63
33	48
34	54
35	48
36	91
37	38
38	60
39	56
40	20
41	42
42	96
43	44
44	84
45	78
46	72
47	48
48	124
49	57
50	33
51	72
52	98
53	54
54	120
55	72
56	120
57	80
58	90
59	60
60	48
61	62
62	96
63	104
64	127
65	84
66	144

[1, 3, 4, 7, 6, 12, 8, 15, 13, 8, 12, 28, 14, 24, 24, 31, 18, 39, 20, 12, 32, 36, 24, 60, 31, 42, 40, 56, 30, 32, 32, 63, 48, 54, 48, 91, 38, 60, 56, 20, 42, 96, 44, 84, 78, 72, 48, 124, 57, 33, 72, 98, 54, 120, 72, 120, 80, 90, 60, 48, 62, 96, 104, 127, 84, 144]

cp's OEIS Frontend

A284344 Sum of the divisors of n that are not divisible by 10.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	7
5	6
6	12
7	8
8	15
9	13
10	8
11	12
12	28
13	14
14	24
15	24
16	31
17	18
18	39
19	20
20	12
21	32
22	36
23	24
24	60
25	31
26	42
27	40
28	56
29	30
30	32
31	32
32	63
33	48
34	54
35	48
36	91
37	38
38	60
39	56
40	20
41	42
42	96
43	44
44	84
45	78
46	72
47	48
48	124
49	57
50	33
51	72
52	98
53	54
54	120
55	72
56	120
57	80
58	90
59	60
60	48
61	62
62	96
63	104
64	127
65	84
66	144

n	a(n)
1	1
2	3
3	4
4	7
5	6
6	12
7	8
8	15
9	13
10	8
11	12
12	28
13	14
14	24
15	24
16	31
17	18
18	39
19	20
20	12
21	32
22	36
23	24
24	60
25	31
26	42
27	40
28	56
29	30
30	32
31	32
32	63
33	48
34	54
35	48
36	91
37	38
38	60
39	56
40	20
41	42
42	96
43	44
44	84
45	78
46	72
47	48
48	124
49	57
50	33
51	72
52	98
53	54
54	120
55	72
56	120
57	80
58	90
59	60
60	48
61	62
62	96
63	104
64	127
65	84
66	144

n	a(n)
1	1
2	3
3	4
4	7
5	6
6	12
7	8
8	15
9	13
10	8
11	12
12	28
13	14
14	24
15	24
16	31
17	18
18	39
19	20
20	12
21	32
22	36
23	24
24	60
25	31
26	42
27	40
28	56
29	30
30	32
31	32
32	63
33	48
34	54
35	48
36	91
37	38
38	60
39	56
40	20
41	42
42	96
43	44
44	84
45	78
46	72
47	48
48	124
49	57
50	33
51	72
52	98
53	54
54	120
55	72
56	120
57	80
58	90
59	60
60	48
61	62
62	96
63	104
64	127
65	84
66	144