A322581 - cp's OEIS frontend

A322581 Sum of A003958 and its Dirichlet inverse: a(n) = A003958(n) + A097945(n).

n	a(n)
1	2
2	0
3	0
4	1
5	0
6	4
7	0
8	1
9	4
10	8
11	0
12	2
13	0
14	12
15	16
16	1
17	0
18	4
19	0
20	4
21	24
22	20
23	0
24	2
25	16
26	24
27	8
28	6
29	0
30	0
31	0
32	1
33	40
34	32
35	48
36	4
37	0
38	36
39	48
40	4
41	0
42	0
43	0
44	10
45	16
46	44
47	0
48	2
49	36
50	16
51	64
52	12
53	0
54	8
55	80
56	6
57	72
58	56
59	0
60	8
61	0
62	60
63	24
64	1
65	96
66	0
67	0
68	16
69	88
70	0
71	0
72	4
73	0
74	72
75	32
76	18
77	120
78	0
79	0
80	4
81	16
82	80
83	0
84	12
85	128
86	84
87	112
88	10
89	0
90	16
91	144
92	22
93	120
94	92
95	144

[2, 0, 0, 1, 0, 4, 0, 1, 4, 8, 0, 2, 0, 12, 16, 1, 0, 4, 0, 4, 24, 20, 0, 2, 16, 24, 8, 6, 0, 0, 0, 1, 40, 32, 48, 4, 0, 36, 48, 4, 0, 0, 0, 10, 16, 44, 0, 2, 36, 16, 64, 12, 0, 8, 80, 6, 72, 56, 0, 8, 0, 60, 24, 1, 96, 0, 0, 16, 88, 0, 0, 4, 0, 72, 32, 18, 120, 0, 0, 4, 16, 80, 0, 12, 128, 84, 112, 10, 0, 16, 144, 22, 120, 92, 144]

cp's OEIS Frontend

A322581 Sum of A003958 and its Dirichlet inverse: a(n) = A003958(n) + A097945(n).

Table of values

List of values

n	a(n)
1	2
2	0
3	0
4	1
5	0
6	4
7	0
8	1
9	4
10	8
11	0
12	2
13	0
14	12
15	16
16	1
17	0
18	4
19	0
20	4
21	24
22	20
23	0
24	2
25	16
26	24
27	8
28	6
29	0
30	0
31	0
32	1
33	40
34	32
35	48
36	4
37	0
38	36
39	48
40	4
41	0
42	0
43	0
44	10
45	16
46	44
47	0
48	2
49	36
50	16
51	64
52	12
53	0
54	8
55	80
56	6
57	72
58	56
59	0
60	8
61	0
62	60
63	24
64	1
65	96
66	0
67	0
68	16
69	88
70	0
71	0
72	4
73	0
74	72
75	32
76	18
77	120
78	0
79	0
80	4
81	16
82	80
83	0
84	12
85	128
86	84
87	112
88	10
89	0
90	16
91	144
92	22
93	120
94	92
95	144

n	a(n)
1	2
2	0
3	0
4	1
5	0
6	4
7	0
8	1
9	4
10	8
11	0
12	2
13	0
14	12
15	16
16	1
17	0
18	4
19	0
20	4
21	24
22	20
23	0
24	2
25	16
26	24
27	8
28	6
29	0
30	0
31	0
32	1
33	40
34	32
35	48
36	4
37	0
38	36
39	48
40	4
41	0
42	0
43	0
44	10
45	16
46	44
47	0
48	2
49	36
50	16
51	64
52	12
53	0
54	8
55	80
56	6
57	72
58	56
59	0
60	8
61	0
62	60
63	24
64	1
65	96
66	0
67	0
68	16
69	88
70	0
71	0
72	4
73	0
74	72
75	32
76	18
77	120
78	0
79	0
80	4
81	16
82	80
83	0
84	12
85	128
86	84
87	112
88	10
89	0
90	16
91	144
92	22
93	120
94	92
95	144

n	a(n)
1	2
2	0
3	0
4	1
5	0
6	4
7	0
8	1
9	4
10	8
11	0
12	2
13	0
14	12
15	16
16	1
17	0
18	4
19	0
20	4
21	24
22	20
23	0
24	2
25	16
26	24
27	8
28	6
29	0
30	0
31	0
32	1
33	40
34	32
35	48
36	4
37	0
38	36
39	48
40	4
41	0
42	0
43	0
44	10
45	16
46	44
47	0
48	2
49	36
50	16
51	64
52	12
53	0
54	8
55	80
56	6
57	72
58	56
59	0
60	8
61	0
62	60
63	24
64	1
65	96
66	0
67	0
68	16
69	88
70	0
71	0
72	4
73	0
74	72
75	32
76	18
77	120
78	0
79	0
80	4
81	16
82	80
83	0
84	12
85	128
86	84
87	112
88	10
89	0
90	16
91	144
92	22
93	120
94	92
95	144