A066416 - cp's OEIS frontend

A066416 Number of numbers m such that the sum of the anti-divisors of m is n+1.

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	0
7	0
8	2
9	0
10	1
11	0
12	1
13	1
14	2
15	0
16	1
17	0
18	2
19	1
20	0
21	0
22	1
23	1
24	3
25	0
26	0
27	0
28	2
29	0
30	1
31	0
32	1
33	0
34	1
35	0
36	2
37	0
38	0
39	1
40	1
41	1
42	3
43	0
44	0
45	0
46	2
47	0
48	1
49	0
50	1
51	0
52	3
53	0
54	1
55	1
56	3
57	1
58	3
59	0
60	1
61	0
62	0
63	0
64	2
65	0
66	1
67	0
68	0
69	0
70	1
71	0
72	1
73	0
74	2
75	0
76	1
77	0
78	2
79	0
80	1
81	0
82	0
83	0
84	2
85	0
86	2
87	0
88	2

[0, 1, 1, 1, 1, 0, 0, 2, 0, 1, 0, 1, 1, 2, 0, 1, 0, 2, 1, 0, 0, 1, 1, 3, 0, 0, 0, 2, 0, 1, 0, 1, 0, 1, 0, 2, 0, 0, 1, 1, 1, 3, 0, 0, 0, 2, 0, 1, 0, 1, 0, 3, 0, 1, 1, 3, 1, 3, 0, 1, 0, 0, 0, 2, 0, 1, 0, 0, 0, 1, 0, 1, 0, 2, 0, 1, 0, 2, 0, 1, 0, 0, 0, 2, 0, 2, 0, 2]

cp's OEIS Frontend

A066416 Number of numbers m such that the sum of the anti-divisors of m is n+1.

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	0
7	0
8	2
9	0
10	1
11	0
12	1
13	1
14	2
15	0
16	1
17	0
18	2
19	1
20	0
21	0
22	1
23	1
24	3
25	0
26	0
27	0
28	2
29	0
30	1
31	0
32	1
33	0
34	1
35	0
36	2
37	0
38	0
39	1
40	1
41	1
42	3
43	0
44	0
45	0
46	2
47	0
48	1
49	0
50	1
51	0
52	3
53	0
54	1
55	1
56	3
57	1
58	3
59	0
60	1
61	0
62	0
63	0
64	2
65	0
66	1
67	0
68	0
69	0
70	1
71	0
72	1
73	0
74	2
75	0
76	1
77	0
78	2
79	0
80	1
81	0
82	0
83	0
84	2
85	0
86	2
87	0
88	2

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	0
7	0
8	2
9	0
10	1
11	0
12	1
13	1
14	2
15	0
16	1
17	0
18	2
19	1
20	0
21	0
22	1
23	1
24	3
25	0
26	0
27	0
28	2
29	0
30	1
31	0
32	1
33	0
34	1
35	0
36	2
37	0
38	0
39	1
40	1
41	1
42	3
43	0
44	0
45	0
46	2
47	0
48	1
49	0
50	1
51	0
52	3
53	0
54	1
55	1
56	3
57	1
58	3
59	0
60	1
61	0
62	0
63	0
64	2
65	0
66	1
67	0
68	0
69	0
70	1
71	0
72	1
73	0
74	2
75	0
76	1
77	0
78	2
79	0
80	1
81	0
82	0
83	0
84	2
85	0
86	2
87	0
88	2

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	0
7	0
8	2
9	0
10	1
11	0
12	1
13	1
14	2
15	0
16	1
17	0
18	2
19	1
20	0
21	0
22	1
23	1
24	3
25	0
26	0
27	0
28	2
29	0
30	1
31	0
32	1
33	0
34	1
35	0
36	2
37	0
38	0
39	1
40	1
41	1
42	3
43	0
44	0
45	0
46	2
47	0
48	1
49	0
50	1
51	0
52	3
53	0
54	1
55	1
56	3
57	1
58	3
59	0
60	1
61	0
62	0
63	0
64	2
65	0
66	1
67	0
68	0
69	0
70	1
71	0
72	1
73	0
74	2
75	0
76	1
77	0
78	2
79	0
80	1
81	0
82	0
83	0
84	2
85	0
86	2
87	0
88	2