A047966 - cp's OEIS frontend

A047966 a(n) = Sum_{ d divides n } q(d), where q(d) = A000009 = number of partitions of d into distinct parts.

n	a(n)
1	1
2	2
3	3
4	4
5	4
6	8
7	6
8	10
9	11
10	15
11	13
12	25
13	19
14	29
15	33
16	42
17	39
18	62
19	55
20	81
21	84
22	103
23	105
24	153
25	146
26	185
27	203
28	253
29	257
30	344
31	341
32	432
33	463
34	552
35	594
36	747
37	761
38	920
39	1003
40	1200
41	1261
42	1537
43	1611
44	1921
45	2089
46	2410
47	2591
48	3095
49	3270
50	3815
51	4138
52	4769
53	5121
54	5972
55	6394
56	7367
57	7974
58	9066
59	9793
60	11305
61	12077
62	13736
63	14940

[1, 2, 3, 4, 4, 8, 6, 10, 11, 15, 13, 25, 19, 29, 33, 42, 39, 62, 55, 81, 84, 103, 105, 153, 146, 185, 203, 253, 257, 344, 341, 432, 463, 552, 594, 747, 761, 920, 1003, 1200, 1261, 1537, 1611, 1921, 2089, 2410, 2591, 3095, 3270, 3815, 4138, 4769, 5121, 5972, 6394, 7367, 7974, 9066, 9793, 11305, 12077, 13736, 14940]

cp's OEIS Frontend

A047966 a(n) = Sum_{ d divides n } q(d), where q(d) = A000009 = number of partitions of d into distinct parts.

Table of values

List of values