A341038 - cp's OEIS frontend

A341038 a(n) = Sum_{i+j<=m+1} d_i * d_j, where d_1 < ... < d_m are the divisors of n.

n	a(n)
1	1
2	5
3	7
4	17
5	11
6	39
7	15
8	49
9	34
10	59
11	23
12	144
13	27
14	79
15	86
16	129
17	35
18	198
19	39
20	219
21	114
22	119
23	47
24	436
25	86
26	139
27	142
28	287
29	59
30	523
31	63
32	321
33	170
34	179
35	190
36	760
37	75
38	199
39	198
40	676
41	83
42	690
43	87
44	423
45	453
46	239
47	95
48	1184
49	162
50	474
51	254
52	491
53	107
54	846
55	278
56	896
57	282
58	299
59	119
60	2061
61	123
62	319
63	613
64	769

[1, 5, 7, 17, 11, 39, 15, 49, 34, 59, 23, 144, 27, 79, 86, 129, 35, 198, 39, 219, 114, 119, 47, 436, 86, 139, 142, 287, 59, 523, 63, 321, 170, 179, 190, 760, 75, 199, 198, 676, 83, 690, 87, 423, 453, 239, 95, 1184, 162, 474, 254, 491, 107, 846, 278, 896, 282, 299, 119, 2061, 123, 319, 613, 769]

cp's OEIS Frontend

A341038 a(n) = Sum_{i+j<=m+1} d_i * d_j, where d_1 < ... < d_m are the divisors of n.

Table of values

List of values