A378161 - cp's OEIS frontend

A378161 The number of prime factors of !n = A000166(n), counted with multiplicity.

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

[0, 1, 2, 3, 2, 4, 3, 6, 5, 3, 3, 6, 3, 3, 5, 6, 3, 8, 5, 6, 5, 8, 5, 9, 5, 5, 11, 7, 6, 9, 4, 8, 6, 8, 4, 10, 5, 5, 7, 8, 4, 8, 2, 7, 12, 8, 6, 9, 8, 7, 8, 8, 4, 10, 10, 8, 7, 6, 6, 8, 4, 4, 8, 9, 3, 8, 6, 7, 7, 6, 7, 13, 4, 8, 8, 6, 9, 7, 4, 7, 10, 8, 4, 9, 7]

cp's OEIS Frontend

A378161 The number of prime factors of !n = A000166(n), counted with multiplicity.

Table of values

List of values

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

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

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