A282936 - cp's OEIS frontend

A282936 Concatenation of the products of elements of P{d_1}, P{d_2}, P{d_3}, ..., P{d_n}; where P{d_n} denote the power set of the set of divisors of n ordered by the size of the subsets, and in each subset, following the increasing order.

n	a(n)
1	1
2	1
3	2
4	2
5	1
6	3
7	3
8	1
9	2
10	4
11	2
12	4
13	8
14	8
15	1
16	5
17	5
18	1
19	2
20	3
21	6
22	2
23	3
24	6
25	6
26	12
27	18
28	6
29	12
30	18
31	36
32	36
33	1
34	7
35	7
36	1
37	2
38	4
39	8
40	2
41	4
42	8
43	8
44	16
45	32
46	8
47	16
48	32
49	64
50	64
51	1
52	3
53	9
54	3
55	9
56	27
57	27
58	1
59	2
60	5
61	10
62	2
63	5
64	10
65	10
66	20
67	50
68	10
69	20
70	50
71	100
72	100
73	1
74	11
75	11
76	1
77	2
78	3

[1, 1, 2, 2, 1, 3, 3, 1, 2, 4, 2, 4, 8, 8, 1, 5, 5, 1, 2, 3, 6, 2, 3, 6, 6, 12, 18, 6, 12, 18, 36, 36, 1, 7, 7, 1, 2, 4, 8, 2, 4, 8, 8, 16, 32, 8, 16, 32, 64, 64, 1, 3, 9, 3, 9, 27, 27, 1, 2, 5, 10, 2, 5, 10, 10, 20, 50, 10, 20, 50, 100, 100, 1, 11, 11, 1, 2, 3]

cp's OEIS Frontend

A282936 Concatenation of the products of elements of P{d_1}, P{d_2}, P{d_3}, ..., P{d_n}; where P{d_n} denote the power set of the set of divisors of n ordered by the size of the subsets, and in each subset, following the increasing order.

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	2
5	1
6	3
7	3
8	1
9	2
10	4
11	2
12	4
13	8
14	8
15	1
16	5
17	5
18	1
19	2
20	3
21	6
22	2
23	3
24	6
25	6
26	12
27	18
28	6
29	12
30	18
31	36
32	36
33	1
34	7
35	7
36	1
37	2
38	4
39	8
40	2
41	4
42	8
43	8
44	16
45	32
46	8
47	16
48	32
49	64
50	64
51	1
52	3
53	9
54	3
55	9
56	27
57	27
58	1
59	2
60	5
61	10
62	2
63	5
64	10
65	10
66	20
67	50
68	10
69	20
70	50
71	100
72	100
73	1
74	11
75	11
76	1
77	2
78	3

n	a(n)
1	1
2	1
3	2
4	2
5	1
6	3
7	3
8	1
9	2
10	4
11	2
12	4
13	8
14	8
15	1
16	5
17	5
18	1
19	2
20	3
21	6
22	2
23	3
24	6
25	6
26	12
27	18
28	6
29	12
30	18
31	36
32	36
33	1
34	7
35	7
36	1
37	2
38	4
39	8
40	2
41	4
42	8
43	8
44	16
45	32
46	8
47	16
48	32
49	64
50	64
51	1
52	3
53	9
54	3
55	9
56	27
57	27
58	1
59	2
60	5
61	10
62	2
63	5
64	10
65	10
66	20
67	50
68	10
69	20
70	50
71	100
72	100
73	1
74	11
75	11
76	1
77	2
78	3

n	a(n)
1	1
2	1
3	2
4	2
5	1
6	3
7	3
8	1
9	2
10	4
11	2
12	4
13	8
14	8
15	1
16	5
17	5
18	1
19	2
20	3
21	6
22	2
23	3
24	6
25	6
26	12
27	18
28	6
29	12
30	18
31	36
32	36
33	1
34	7
35	7
36	1
37	2
38	4
39	8
40	2
41	4
42	8
43	8
44	16
45	32
46	8
47	16
48	32
49	64
50	64
51	1
52	3
53	9
54	3
55	9
56	27
57	27
58	1
59	2
60	5
61	10
62	2
63	5
64	10
65	10
66	20
67	50
68	10
69	20
70	50
71	100
72	100
73	1
74	11
75	11
76	1
77	2
78	3