A105259 - cp's OEIS frontend

A105259 Number of distinct prime divisors of 99..91 (with n 9's).

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

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

cp's OEIS Frontend

A105259 Number of distinct prime divisors of 99..91 (with n 9's).

Table of values

List of values

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

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

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