A291268 - cp's OEIS frontend

A291268 The arithmetic function v_3(n,2).

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

[1, 0, 2, 2, 3, 3, 4, 3, 5, 5, 6, 6, 7, 6, 8, 8, 9, 9, 10, 9, 11, 11, 12, 12, 13, 12, 14, 14, 15, 15, 16, 15, 17, 17, 18, 18, 19, 18, 20, 20, 21, 21, 22, 21, 23, 23, 24, 24, 25, 24, 26, 26, 27, 27, 28, 27, 29, 29, 30, 30, 31, 30, 32, 32, 33, 33, 34, 33, 35]

cp's OEIS Frontend

A291268 The arithmetic function v_3(n,2).

Table of values

List of values

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

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

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