A369867 - cp's OEIS frontend

A369867 a(n) = n * Sum_{p|n, p prime} prime(n/p) / p.

n	a(n)
1	0
2	2
3	2
4	6
5	2
6	21
7	2
8	28
9	15
10	61
11	2
12	106
13	2
14	125
15	70
16	152
17	2
18	285
19	2
20	318
21	134
22	347
23	2
24	596
25	55
26	539
27	207
28	630
29	2
30	1073
31	2
32	848
33	356
34	1009
35	174
36	1542
37	2
38	1279
39	548
40	1572
41	2
42	2213
43	2
44	1766
45	912
46	1915
47	2
48	2984
49	119
50	2715
51	1018
52	2654
53	2
54	3879
55	396
56	3148
57	1288
58	3167

[0, 2, 2, 6, 2, 21, 2, 28, 15, 61, 2, 106, 2, 125, 70, 152, 2, 285, 2, 318, 134, 347, 2, 596, 55, 539, 207, 630, 2, 1073, 2, 848, 356, 1009, 174, 1542, 2, 1279, 548, 1572, 2, 2213, 2, 1766, 912, 1915, 2, 2984, 119, 2715, 1018, 2654, 2, 3879, 396, 3148, 1288, 3167]

cp's OEIS Frontend

A369867 a(n) = n * Sum_{p|n, p prime} prime(n/p) / p.

Table of values

List of values