A318670 - cp's OEIS frontend

A318670 Number of subsets of divisors of n whose least common multiple is n and the sum does not exceed n. For n > 1, 1 is excluded from the set of divisors.

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	1
9	1
10	2
11	1
12	5
13	1
14	2
15	2
16	1
17	1
18	6
19	1
20	6
21	2
22	2
23	1
24	17
25	1
26	2
27	1
28	7
29	1
30	34
31	1
32	1
33	2
34	2
35	2
36	44
37	1
38	2
39	2
40	23
41	1
42	36
43	1
44	7
45	7
46	2
47	1
48	65
49	1
50	7
51	2
52	7
53	1
54	21
55	2
56	25
57	2
58	2
59	1
60	471
61	1
62	2
63	7
64	1
65	2
66	39
67	1
68	7
69	2
70	44
71	1
72	355
73	1
74	2
75	7
76	7
77	2
78	39
79	1
80	89
81	1
82	2
83	1
84	531
85	2
86	2
87	2
88	27
89	1
90	559
91	2
92	7
93	2
94	2
95	2
96	257
97	1
98	7
99	7
100	61
101	1
102	39
103	1
104	28
105	46

[1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 5, 1, 2, 2, 1, 1, 6, 1, 6, 2, 2, 1, 17, 1, 2, 1, 7, 1, 34, 1, 1, 2, 2, 2, 44, 1, 2, 2, 23, 1, 36, 1, 7, 7, 2, 1, 65, 1, 7, 2, 7, 1, 21, 2, 25, 2, 2, 1, 471, 1, 2, 7, 1, 2, 39, 1, 7, 2, 44, 1, 355, 1, 2, 7, 7, 2, 39, 1, 89, 1, 2, 1, 531, 2, 2, 2, 27, 1, 559, 2, 7, 2, 2, 2, 257, 1, 7, 7, 61, 1, 39, 1, 28, 46]

cp's OEIS Frontend

A318670 Number of subsets of divisors of n whose least common multiple is n and the sum does not exceed n. For n > 1, 1 is excluded from the set of divisors.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	1
9	1
10	2
11	1
12	5
13	1
14	2
15	2
16	1
17	1
18	6
19	1
20	6
21	2
22	2
23	1
24	17
25	1
26	2
27	1
28	7
29	1
30	34
31	1
32	1
33	2
34	2
35	2
36	44
37	1
38	2
39	2
40	23
41	1
42	36
43	1
44	7
45	7
46	2
47	1
48	65
49	1
50	7
51	2
52	7
53	1
54	21
55	2
56	25
57	2
58	2
59	1
60	471
61	1
62	2
63	7
64	1
65	2
66	39
67	1
68	7
69	2
70	44
71	1
72	355
73	1
74	2
75	7
76	7
77	2
78	39
79	1
80	89
81	1
82	2
83	1
84	531
85	2
86	2
87	2
88	27
89	1
90	559
91	2
92	7
93	2
94	2
95	2
96	257
97	1
98	7
99	7
100	61
101	1
102	39
103	1
104	28
105	46

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	1
9	1
10	2
11	1
12	5
13	1
14	2
15	2
16	1
17	1
18	6
19	1
20	6
21	2
22	2
23	1
24	17
25	1
26	2
27	1
28	7
29	1
30	34
31	1
32	1
33	2
34	2
35	2
36	44
37	1
38	2
39	2
40	23
41	1
42	36
43	1
44	7
45	7
46	2
47	1
48	65
49	1
50	7
51	2
52	7
53	1
54	21
55	2
56	25
57	2
58	2
59	1
60	471
61	1
62	2
63	7
64	1
65	2
66	39
67	1
68	7
69	2
70	44
71	1
72	355
73	1
74	2
75	7
76	7
77	2
78	39
79	1
80	89
81	1
82	2
83	1
84	531
85	2
86	2
87	2
88	27
89	1
90	559
91	2
92	7
93	2
94	2
95	2
96	257
97	1
98	7
99	7
100	61
101	1
102	39
103	1
104	28
105	46

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	1
9	1
10	2
11	1
12	5
13	1
14	2
15	2
16	1
17	1
18	6
19	1
20	6
21	2
22	2
23	1
24	17
25	1
26	2
27	1
28	7
29	1
30	34
31	1
32	1
33	2
34	2
35	2
36	44
37	1
38	2
39	2
40	23
41	1
42	36
43	1
44	7
45	7
46	2
47	1
48	65
49	1
50	7
51	2
52	7
53	1
54	21
55	2
56	25
57	2
58	2
59	1
60	471
61	1
62	2
63	7
64	1
65	2
66	39
67	1
68	7
69	2
70	44
71	1
72	355
73	1
74	2
75	7
76	7
77	2
78	39
79	1
80	89
81	1
82	2
83	1
84	531
85	2
86	2
87	2
88	27
89	1
90	559
91	2
92	7
93	2
94	2
95	2
96	257
97	1
98	7
99	7
100	61
101	1
102	39
103	1
104	28
105	46