A356006 - cp's OEIS frontend

A356006 The number of prime divisors of n that are not greater than 5, counted with multiplicity.

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

[0, 1, 1, 2, 1, 2, 0, 3, 2, 2, 0, 3, 0, 1, 2, 4, 0, 3, 0, 3, 1, 1, 0, 4, 2, 1, 3, 2, 0, 3, 0, 5, 1, 1, 1, 4, 0, 1, 1, 4, 0, 2, 0, 2, 3, 1, 0, 5, 0, 3, 1, 2, 0, 4, 1, 3, 1, 1, 0, 4, 0, 1, 2, 6, 1, 2, 0, 2, 1, 2, 0, 5, 0, 1, 3, 2, 0, 2, 0, 5, 4, 1, 0, 3, 1, 1, 1]

cp's OEIS Frontend

A356006 The number of prime divisors of n that are not greater than 5, counted with multiplicity.

Table of values

List of values

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

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

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