A104889 - cp's OEIS frontend

A104889 Number of distinct prime divisors of 44...447 (with n 4s).

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

[1, 2, 1, 2, 3, 2, 2, 4, 1, 3, 2, 3, 2, 2, 2, 2, 3, 3, 1, 5, 4, 4, 4, 7, 1, 4, 2, 5, 3, 3, 3, 3, 3, 6, 4, 5, 3, 2, 3, 5, 6, 7, 4, 4, 4, 2, 5, 3, 3, 6, 4, 6, 2, 5, 3, 5, 3, 6, 4, 6, 4, 6, 3, 5, 6, 6, 4, 5, 2, 4, 7, 7, 3, 5, 3, 3, 3, 5, 4, 10, 5, 4, 3, 5, 3, 2, 4]

cp's OEIS Frontend

A104889 Number of distinct prime divisors of 44...447 (with n 4s).

Table of values

List of values

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

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

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