A064602 - cp's OEIS frontend

A064602 Partial sums of A001157: Sum_{j=1..n} sigma_2(j).

n	a(n)
1	1
2	6
3	16
4	37
5	63
6	113
7	163
8	248
9	339
10	469
11	591
12	801
13	971
14	1221
15	1481
16	1822
17	2112
18	2567
19	2929
20	3475
21	3975
22	4585
23	5115
24	5965
25	6616
26	7466
27	8286
28	9336
29	10178
30	11478
31	12440
32	13805
33	15025
34	16475
35	17775
36	19686
37	21056
38	22866
39	24566
40	26776
41	28458
42	30958

[1, 6, 16, 37, 63, 113, 163, 248, 339, 469, 591, 801, 971, 1221, 1481, 1822, 2112, 2567, 2929, 3475, 3975, 4585, 5115, 5965, 6616, 7466, 8286, 9336, 10178, 11478, 12440, 13805, 15025, 16475, 17775, 19686, 21056, 22866, 24566, 26776, 28458, 30958]

cp's OEIS Frontend

A064602 Partial sums of A001157: Sum_{j=1..n} sigma_2(j).

Table of values

List of values