A287882 - cp's OEIS frontend

A287882 a(n) = Sum_{ i <= n, i squarefree} A080670(i).

n	a(n)
1	1
2	3
3	6
4	6
5	11
6	34
7	41
8	41
9	41
10	66
11	77
12	77
13	90
14	117
15	152
16	152
17	169
18	169
19	188
20	188
21	225
22	436
23	459
24	459
25	459
26	672
27	672
28	672
29	701
30	936
31	967
32	967
33	1278
34	1495
35	1552
36	1552
37	1589
38	1808
39	2121
40	2121
41	2162
42	2399
43	2442
44	2442
45	2442
46	2665
47	2712
48	2712
49	2712
50	2712
51	3029
52	3029
53	3082
54	3082
55	3593
56	3593
57	3912

[1, 3, 6, 6, 11, 34, 41, 41, 41, 66, 77, 77, 90, 117, 152, 152, 169, 169, 188, 188, 225, 436, 459, 459, 459, 672, 672, 672, 701, 936, 967, 967, 1278, 1495, 1552, 1552, 1589, 1808, 2121, 2121, 2162, 2399, 2442, 2442, 2442, 2665, 2712, 2712, 2712, 2712, 3029, 3029, 3082, 3082, 3593, 3593, 3912]

cp's OEIS Frontend

A287882 a(n) = Sum_{ i <= n, i squarefree} A080670(i).

Table of values

List of values