A347094 - cp's OEIS frontend

A347094 Sum of A038040 (convolution of sigma with Euler phi) and its Dirichlet inverse.

n	a(n)
1	2
2	0
3	0
4	16
5	0
6	48
7	0
8	32
9	36
10	80
11	0
12	48
13	0
14	112
15	120
16	80
17	0
18	72
19	0
20	80
21	168
22	176
23	0
24	192
25	100
26	208
27	108
28	112
29	0
30	0
31	0
32	192
33	264
34	272
35	280
36	360
37	0
38	304
39	312
40	320
41	0
42	0
43	0
44	176
45	180
46	368
47	0
48	480
49	196
50	200
51	408
52	208
53	0
54	432
55	440
56	448
57	456
58	464
59	0
60	960
61	0
62	496
63	252
64	448
65	520
66	0
67	0
68	272
69	552
70	0
71	0
72	864
73	0
74	592
75	300
76	304
77	616

[2, 0, 0, 16, 0, 48, 0, 32, 36, 80, 0, 48, 0, 112, 120, 80, 0, 72, 0, 80, 168, 176, 0, 192, 100, 208, 108, 112, 0, 0, 0, 192, 264, 272, 280, 360, 0, 304, 312, 320, 0, 0, 0, 176, 180, 368, 0, 480, 196, 200, 408, 208, 0, 432, 440, 448, 456, 464, 0, 960, 0, 496, 252, 448, 520, 0, 0, 272, 552, 0, 0, 864, 0, 592, 300, 304, 616]

cp's OEIS Frontend

A347094 Sum of A038040 (convolution of sigma with Euler phi) and its Dirichlet inverse.

Table of values

List of values

n	a(n)
1	2
2	0
3	0
4	16
5	0
6	48
7	0
8	32
9	36
10	80
11	0
12	48
13	0
14	112
15	120
16	80
17	0
18	72
19	0
20	80
21	168
22	176
23	0
24	192
25	100
26	208
27	108
28	112
29	0
30	0
31	0
32	192
33	264
34	272
35	280
36	360
37	0
38	304
39	312
40	320
41	0
42	0
43	0
44	176
45	180
46	368
47	0
48	480
49	196
50	200
51	408
52	208
53	0
54	432
55	440
56	448
57	456
58	464
59	0
60	960
61	0
62	496
63	252
64	448
65	520
66	0
67	0
68	272
69	552
70	0
71	0
72	864
73	0
74	592
75	300
76	304
77	616

n	a(n)
1	2
2	0
3	0
4	16
5	0
6	48
7	0
8	32
9	36
10	80
11	0
12	48
13	0
14	112
15	120
16	80
17	0
18	72
19	0
20	80
21	168
22	176
23	0
24	192
25	100
26	208
27	108
28	112
29	0
30	0
31	0
32	192
33	264
34	272
35	280
36	360
37	0
38	304
39	312
40	320
41	0
42	0
43	0
44	176
45	180
46	368
47	0
48	480
49	196
50	200
51	408
52	208
53	0
54	432
55	440
56	448
57	456
58	464
59	0
60	960
61	0
62	496
63	252
64	448
65	520
66	0
67	0
68	272
69	552
70	0
71	0
72	864
73	0
74	592
75	300
76	304
77	616

n	a(n)
1	2
2	0
3	0
4	16
5	0
6	48
7	0
8	32
9	36
10	80
11	0
12	48
13	0
14	112
15	120
16	80
17	0
18	72
19	0
20	80
21	168
22	176
23	0
24	192
25	100
26	208
27	108
28	112
29	0
30	0
31	0
32	192
33	264
34	272
35	280
36	360
37	0
38	304
39	312
40	320
41	0
42	0
43	0
44	176
45	180
46	368
47	0
48	480
49	196
50	200
51	408
52	208
53	0
54	432
55	440
56	448
57	456
58	464
59	0
60	960
61	0
62	496
63	252
64	448
65	520
66	0
67	0
68	272
69	552
70	0
71	0
72	864
73	0
74	592
75	300
76	304
77	616