A324982 - cp's OEIS frontend

A324982 a(n) = numerator of Sum_{d|n} (pod(d)/tau(d)) where pod(k) = the product of the divisors of k (A007955) and tau(k) = the number of the divisors of k (A000005).

n	a(n)
1	1
2	2
3	5
4	14
5	7
6	25
7	9
8	62
9	23
10	59
11	13
12	1819
13	15
14	109
15	245
16	3382
17	19
18	1987
19	21
20	2731
21	465
22	257
23	25
24	250747
25	271
26	355
27	775
28	22295
29	31
30	405385
31	33
32	28434
33	1121
34	599
35	1253
36	6726169
37	39
38	745
39	1557
40	642763
41	43
42	1556549
43	45
44	28657
45	61031
46	1085
47	49
48	765671783
49	713

[1, 2, 5, 14, 7, 25, 9, 62, 23, 59, 13, 1819, 15, 109, 245, 3382, 19, 1987, 21, 2731, 465, 257, 25, 250747, 271, 355, 775, 22295, 31, 405385, 33, 28434, 1121, 599, 1253, 6726169, 39, 745, 1557, 642763, 43, 1556549, 45, 28657, 61031, 1085, 49, 765671783, 713]

cp's OEIS Frontend

A324982 a(n) = numerator of Sum_{d|n} (pod(d)/tau(d)) where pod(k) = the product of the divisors of k (A007955) and tau(k) = the number of the divisors of k (A000005).

Table of values

List of values