A325134 - cp's OEIS frontend

A325134 a(1) = 1; a(n) = number of prime factors of n counted with multiplicity plus the largest prime index of n.

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

[1, 2, 3, 3, 4, 4, 5, 4, 4, 5, 6, 5, 7, 6, 5, 5, 8, 5, 9, 6, 6, 7, 10, 6, 5, 8, 5, 7, 11, 6, 12, 6, 7, 9, 6, 6, 13, 10, 8, 7, 14, 7, 15, 8, 6, 11, 16, 7, 6, 6, 9, 9, 17, 6, 7, 8, 10, 12, 18, 7, 19, 13, 7, 7, 8, 8, 20, 10, 11, 7, 21, 7, 22, 14, 6, 11, 7, 9, 23]

cp's OEIS Frontend

A325134 a(1) = 1; a(n) = number of prime factors of n counted with multiplicity plus the largest prime index of n.

Table of values

List of values

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

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

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