A160752 - cp's OEIS frontend

A160752 a(n) is the number of sets of (distinct, not necessarily consecutive) positive divisors of n where each set has all of its elements in arithmetic progression, and where each set contains exactly A067131(n) elements.

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	1
8	6
9	3
10	6
11	1
12	1
13	1
14	6
15	1
16	10
17	1
18	2
19	1
20	15
21	6
22	6
23	1
24	2
25	3
26	6
27	6
28	1
29	1
30	4
31	1
32	15
33	6
34	6
35	6
36	2
37	1
38	6
39	6
40	1
41	1
42	2
43	1
44	15
45	3
46	6
47	1
48	3
49	3
50	15
51	6
52	15
53	1
54	3
55	6
56	2
57	6
58	6
59	1
60	1
61	1
62	6
63	15
64	21
65	6
66	3
67	1
68	15
69	6
70	28
71	1
72	4
73	1
74	6
75	2
76	15
77	6
78	2
79	1
80	2
81	10
82	6
83	1
84	2
85	6
86	6
87	6
88	28
89	1
90	10
91	1
92	15
93	6
94	6
95	6
96	4
97	1
98	15

[1, 1, 1, 3, 1, 1, 1, 6, 3, 6, 1, 1, 1, 6, 1, 10, 1, 2, 1, 15, 6, 6, 1, 2, 3, 6, 6, 1, 1, 4, 1, 15, 6, 6, 6, 2, 1, 6, 6, 1, 1, 2, 1, 15, 3, 6, 1, 3, 3, 15, 6, 15, 1, 3, 6, 2, 6, 6, 1, 1, 1, 6, 15, 21, 6, 3, 1, 15, 6, 28, 1, 4, 1, 6, 2, 15, 6, 2, 1, 2, 10, 6, 1, 2, 6, 6, 6, 28, 1, 10, 1, 15, 6, 6, 6, 4, 1, 15]

cp's OEIS Frontend

A160752 a(n) is the number of sets of (distinct, not necessarily consecutive) positive divisors of n where each set has all of its elements in arithmetic progression, and where each set contains exactly A067131(n) elements.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	1
8	6
9	3
10	6
11	1
12	1
13	1
14	6
15	1
16	10
17	1
18	2
19	1
20	15
21	6
22	6
23	1
24	2
25	3
26	6
27	6
28	1
29	1
30	4
31	1
32	15
33	6
34	6
35	6
36	2
37	1
38	6
39	6
40	1
41	1
42	2
43	1
44	15
45	3
46	6
47	1
48	3
49	3
50	15
51	6
52	15
53	1
54	3
55	6
56	2
57	6
58	6
59	1
60	1
61	1
62	6
63	15
64	21
65	6
66	3
67	1
68	15
69	6
70	28
71	1
72	4
73	1
74	6
75	2
76	15
77	6
78	2
79	1
80	2
81	10
82	6
83	1
84	2
85	6
86	6
87	6
88	28
89	1
90	10
91	1
92	15
93	6
94	6
95	6
96	4
97	1
98	15

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	1
8	6
9	3
10	6
11	1
12	1
13	1
14	6
15	1
16	10
17	1
18	2
19	1
20	15
21	6
22	6
23	1
24	2
25	3
26	6
27	6
28	1
29	1
30	4
31	1
32	15
33	6
34	6
35	6
36	2
37	1
38	6
39	6
40	1
41	1
42	2
43	1
44	15
45	3
46	6
47	1
48	3
49	3
50	15
51	6
52	15
53	1
54	3
55	6
56	2
57	6
58	6
59	1
60	1
61	1
62	6
63	15
64	21
65	6
66	3
67	1
68	15
69	6
70	28
71	1
72	4
73	1
74	6
75	2
76	15
77	6
78	2
79	1
80	2
81	10
82	6
83	1
84	2
85	6
86	6
87	6
88	28
89	1
90	10
91	1
92	15
93	6
94	6
95	6
96	4
97	1
98	15

n	a(n)
1	1
2	1
3	1
4	3
5	1
6	1
7	1
8	6
9	3
10	6
11	1
12	1
13	1
14	6
15	1
16	10
17	1
18	2
19	1
20	15
21	6
22	6
23	1
24	2
25	3
26	6
27	6
28	1
29	1
30	4
31	1
32	15
33	6
34	6
35	6
36	2
37	1
38	6
39	6
40	1
41	1
42	2
43	1
44	15
45	3
46	6
47	1
48	3
49	3
50	15
51	6
52	15
53	1
54	3
55	6
56	2
57	6
58	6
59	1
60	1
61	1
62	6
63	15
64	21
65	6
66	3
67	1
68	15
69	6
70	28
71	1
72	4
73	1
74	6
75	2
76	15
77	6
78	2
79	1
80	2
81	10
82	6
83	1
84	2
85	6
86	6
87	6
88	28
89	1
90	10
91	1
92	15
93	6
94	6
95	6
96	4
97	1
98	15