A282903 - cp's OEIS frontend

A282903 Concatenation 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	1
5	2
6	1
7	3
8	1
9	3
10	1
11	2
12	4
13	1
14	2
15	1
16	4
17	2
18	4
19	1
20	2
21	4
22	1
23	5
24	1
25	5
26	1
27	2
28	3
29	6
30	1
31	2
32	1
33	3
34	1
35	6
36	2
37	3
38	2
39	6
40	3
41	6
42	1
43	2
44	3
45	1
46	2
47	6
48	1
49	3
50	6
51	2
52	3
53	6
54	1
55	2
56	3
57	6
58	1
59	7
60	1
61	7
62	1
63	2
64	4
65	8
66	1
67	2
68	1
69	4
70	1
71	8
72	2
73	4
74	2
75	8
76	4
77	8
78	1
79	2
80	4
81	1
82	2
83	8
84	1
85	4
86	8
87	2

[1, 1, 2, 1, 2, 1, 3, 1, 3, 1, 2, 4, 1, 2, 1, 4, 2, 4, 1, 2, 4, 1, 5, 1, 5, 1, 2, 3, 6, 1, 2, 1, 3, 1, 6, 2, 3, 2, 6, 3, 6, 1, 2, 3, 1, 2, 6, 1, 3, 6, 2, 3, 6, 1, 2, 3, 6, 1, 7, 1, 7, 1, 2, 4, 8, 1, 2, 1, 4, 1, 8, 2, 4, 2, 8, 4, 8, 1, 2, 4, 1, 2, 8, 1, 4, 8, 2]

cp's OEIS Frontend

A282903 Concatenation 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	1
5	2
6	1
7	3
8	1
9	3
10	1
11	2
12	4
13	1
14	2
15	1
16	4
17	2
18	4
19	1
20	2
21	4
22	1
23	5
24	1
25	5
26	1
27	2
28	3
29	6
30	1
31	2
32	1
33	3
34	1
35	6
36	2
37	3
38	2
39	6
40	3
41	6
42	1
43	2
44	3
45	1
46	2
47	6
48	1
49	3
50	6
51	2
52	3
53	6
54	1
55	2
56	3
57	6
58	1
59	7
60	1
61	7
62	1
63	2
64	4
65	8
66	1
67	2
68	1
69	4
70	1
71	8
72	2
73	4
74	2
75	8
76	4
77	8
78	1
79	2
80	4
81	1
82	2
83	8
84	1
85	4
86	8
87	2

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

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