A349345 - cp's OEIS frontend

A349345 Sum of A109168 and its Dirichlet inverse, where A109168(n) = (n+A006519(n))/2, and A006519 is the highest power of 2 dividing n.

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

[2, 0, 0, 4, 0, 8, 0, 8, 4, 12, 0, 8, 0, 16, 12, 16, 0, 12, 0, 12, 16, 24, 0, 16, 9, 28, 12, 16, 0, 8, 0, 32, 24, 36, 24, 20, 0, 40, 28, 24, 0, 12, 0, 24, 26, 48, 0, 32, 16, 34, 36, 28, 0, 32, 36, 32, 40, 60, 0, 32, 0, 64, 36, 64, 42, 20, 0, 36, 48, 24, 0, 40, 0, 76, 46, 40, 48, 24, 0, 48, 37, 84, 0, 44, 54, 88, 60, 48]

cp's OEIS Frontend

A349345 Sum of A109168 and its Dirichlet inverse, where A109168(n) = (n+A006519(n))/2, and A006519 is the highest power of 2 dividing n.

Table of values

List of values

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

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

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