A282935 - cp's OEIS frontend

A282935 Concatenation of the sums 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	3
5	1
6	3
7	4
8	1
9	2
10	4
11	3
12	5
13	6
14	7
15	1
16	5
17	6
18	1
19	2
20	3
21	6
22	3
23	4
24	7
25	5
26	8
27	9
28	6
29	9
30	10
31	11
32	12
33	1
34	7
35	8
36	1
37	2
38	4
39	8
40	3
41	5
42	9
43	6
44	10
45	12
46	7
47	11
48	13
49	14
50	15
51	1
52	3
53	9
54	4
55	10
56	12
57	13
58	1
59	2
60	5
61	10
62	3
63	6
64	11
65	7
66	12
67	15
68	8
69	13
70	16
71	17
72	18
73	1
74	11
75	12
76	1
77	2
78	3
79	4
80	6

[1, 1, 2, 3, 1, 3, 4, 1, 2, 4, 3, 5, 6, 7, 1, 5, 6, 1, 2, 3, 6, 3, 4, 7, 5, 8, 9, 6, 9, 10, 11, 12, 1, 7, 8, 1, 2, 4, 8, 3, 5, 9, 6, 10, 12, 7, 11, 13, 14, 15, 1, 3, 9, 4, 10, 12, 13, 1, 2, 5, 10, 3, 6, 11, 7, 12, 15, 8, 13, 16, 17, 18, 1, 11, 12, 1, 2, 3, 4, 6]

cp's OEIS Frontend

A282935 Concatenation of the sums 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	3
5	1
6	3
7	4
8	1
9	2
10	4
11	3
12	5
13	6
14	7
15	1
16	5
17	6
18	1
19	2
20	3
21	6
22	3
23	4
24	7
25	5
26	8
27	9
28	6
29	9
30	10
31	11
32	12
33	1
34	7
35	8
36	1
37	2
38	4
39	8
40	3
41	5
42	9
43	6
44	10
45	12
46	7
47	11
48	13
49	14
50	15
51	1
52	3
53	9
54	4
55	10
56	12
57	13
58	1
59	2
60	5
61	10
62	3
63	6
64	11
65	7
66	12
67	15
68	8
69	13
70	16
71	17
72	18
73	1
74	11
75	12
76	1
77	2
78	3
79	4
80	6

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

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