A205099 - cp's OEIS frontend

A205099 Sum of proper divisors (A001065) of deficient numbers (A005100).

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

[0, 1, 1, 3, 1, 1, 7, 4, 8, 1, 1, 10, 9, 15, 1, 1, 11, 14, 1, 6, 16, 13, 1, 1, 31, 15, 20, 13, 1, 22, 17, 1, 1, 40, 33, 26, 1, 8, 43, 21, 46, 1, 17, 23, 32, 1, 1, 34, 41, 63, 19, 1, 58, 27, 1, 1, 40, 49, 64, 19, 1, 40, 44, 1, 23, 46, 33, 1, 21, 76, 35, 50]

cp's OEIS Frontend

A205099 Sum of proper divisors (A001065) of deficient numbers (A005100).

Table of values

List of values

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

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

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