A332658 - cp's OEIS frontend

A332658 a(n) = Sum_{k=1..n} mu(gcd(n, k)) * lcm(n, k) / gcd(n, k).

n	a(n)
1	1
2	1
3	8
4	14
5	49
6	26
7	146
8	112
9	234
10	149
11	604
12	238
13	1013
14	440
15	842
16	896
17	2311
18	702
19	3248
20	1386
21	2491
22	1814
23	5818
24	1904
25	6200
26	3041
27	6318
28	4102
29	11773
30	2524
31	14414
32	7168
33	10277
34	6935
35	14504
36	6552
37	24641
38	9746
39	17230
40	11088
41	33619
42	7471
43	38828
44	16926
45	23166
46	17456

[1, 1, 8, 14, 49, 26, 146, 112, 234, 149, 604, 238, 1013, 440, 842, 896, 2311, 702, 3248, 1386, 2491, 1814, 5818, 1904, 6200, 3041, 6318, 4102, 11773, 2524, 14414, 7168, 10277, 6935, 14504, 6552, 24641, 9746, 17230, 11088, 33619, 7471, 38828, 16926, 23166, 17456]

cp's OEIS Frontend

A332658 a(n) = Sum_{k=1..n} mu(gcd(n, k)) * lcm(n, k) / gcd(n, k).

Table of values

List of values