A280638 - cp's OEIS frontend

A280638 Number of odd divisors of Bell(n).

n	a(n)
0	1
1	1
2	1
3	2
4	4
5	2
6	4
7	2
8	12
9	16
10	6
11	8
12	8
13	2
14	4
15	8
16	4
17	10
18	8
19	12
20	12
21	16
22	64
23	8
24	8
25	64
26	16
27	64
28	16
29	16
30	64
31	4
32	8
33	4
34	16
35	48
36	16
37	8
38	8
39	8
40	8
41	16
42	2
43	128
44	16
45	32
46	16
47	64
48	16
49	4
50	16
51	8
52	24
53	16
54	8
55	2
56	576
57	8
58	8
59	16
60	8
61	128
62	4
63	128
64	16
65	8
66	64
67	8
68	8
69	16
70	16

[1, 1, 1, 2, 4, 2, 4, 2, 12, 16, 6, 8, 8, 2, 4, 8, 4, 10, 8, 12, 12, 16, 64, 8, 8, 64, 16, 64, 16, 16, 64, 4, 8, 4, 16, 48, 16, 8, 8, 8, 8, 16, 2, 128, 16, 32, 16, 64, 16, 4, 16, 8, 24, 16, 8, 2, 576, 8, 8, 16, 8, 128, 4, 128, 16, 8, 64, 8, 8, 16, 16]

cp's OEIS Frontend

A280638 Number of odd divisors of Bell(n).

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	2
4	4
5	2
6	4
7	2
8	12
9	16
10	6
11	8
12	8
13	2
14	4
15	8
16	4
17	10
18	8
19	12
20	12
21	16
22	64
23	8
24	8
25	64
26	16
27	64
28	16
29	16
30	64
31	4
32	8
33	4
34	16
35	48
36	16
37	8
38	8
39	8
40	8
41	16
42	2
43	128
44	16
45	32
46	16
47	64
48	16
49	4
50	16
51	8
52	24
53	16
54	8
55	2
56	576
57	8
58	8
59	16
60	8
61	128
62	4
63	128
64	16
65	8
66	64
67	8
68	8
69	16
70	16

n	a(n)
0	1
1	1
2	1
3	2
4	4
5	2
6	4
7	2
8	12
9	16
10	6
11	8
12	8
13	2
14	4
15	8
16	4
17	10
18	8
19	12
20	12
21	16
22	64
23	8
24	8
25	64
26	16
27	64
28	16
29	16
30	64
31	4
32	8
33	4
34	16
35	48
36	16
37	8
38	8
39	8
40	8
41	16
42	2
43	128
44	16
45	32
46	16
47	64
48	16
49	4
50	16
51	8
52	24
53	16
54	8
55	2
56	576
57	8
58	8
59	16
60	8
61	128
62	4
63	128
64	16
65	8
66	64
67	8
68	8
69	16
70	16

n	a(n)
0	1
1	1
2	1
3	2
4	4
5	2
6	4
7	2
8	12
9	16
10	6
11	8
12	8
13	2
14	4
15	8
16	4
17	10
18	8
19	12
20	12
21	16
22	64
23	8
24	8
25	64
26	16
27	64
28	16
29	16
30	64
31	4
32	8
33	4
34	16
35	48
36	16
37	8
38	8
39	8
40	8
41	16
42	2
43	128
44	16
45	32
46	16
47	64
48	16
49	4
50	16
51	8
52	24
53	16
54	8
55	2
56	576
57	8
58	8
59	16
60	8
61	128
62	4
63	128
64	16
65	8
66	64
67	8
68	8
69	16
70	16