A182597 - cp's OEIS frontend

A182597 Number of prime factors of form cn+1 for numbers 5^n+1.

n	a(n)
2	1
3	1
4	1
5	1
6	2
7	2
8	2
9	1
10	2
11	3
12	2
13	2
14	1
15	2
16	2
17	2
18	2
19	3
20	2
21	3
22	2
23	2
24	1
25	2
26	2
27	3
28	1
29	2
30	3
31	3
32	3
33	4
34	4
35	2
36	3
37	3
38	2
39	4
40	2
41	4
42	3
43	4
44	1
45	1
46	1
47	3
48	4
49	3
50	3
51	5
52	4
53	3
54	1
55	2
56	4
57	3
58	1
59	4
60	4
61	4
62	2
63	6
64	3
65	4
66	2
67	1
68	5
69	4
70	3
71	3
72	2
73	3
74	3
75	5
76	3
77	2
78	4
79	4
80	4
81	5
82	4
83	3
84	4
85	6
86	3
87	4
88	4
89	3
90	3
91	2
92	2
93	4
94	4
95	4
96	4
97	5
98	4
99	1
100	4
101	1
102	7
103	1
104	5
105	5
106	2
107	2

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

cp's OEIS Frontend

A182597 Number of prime factors of form cn+1 for numbers 5^n+1.

Table of values

List of values

n	a(n)
2	1
3	1
4	1
5	1
6	2
7	2
8	2
9	1
10	2
11	3
12	2
13	2
14	1
15	2
16	2
17	2
18	2
19	3
20	2
21	3
22	2
23	2
24	1
25	2
26	2
27	3
28	1
29	2
30	3
31	3
32	3
33	4
34	4
35	2
36	3
37	3
38	2
39	4
40	2
41	4
42	3
43	4
44	1
45	1
46	1
47	3
48	4
49	3
50	3
51	5
52	4
53	3
54	1
55	2
56	4
57	3
58	1
59	4
60	4
61	4
62	2
63	6
64	3
65	4
66	2
67	1
68	5
69	4
70	3
71	3
72	2
73	3
74	3
75	5
76	3
77	2
78	4
79	4
80	4
81	5
82	4
83	3
84	4
85	6
86	3
87	4
88	4
89	3
90	3
91	2
92	2
93	4
94	4
95	4
96	4
97	5
98	4
99	1
100	4
101	1
102	7
103	1
104	5
105	5
106	2
107	2

n	a(n)
2	1
3	1
4	1
5	1
6	2
7	2
8	2
9	1
10	2
11	3
12	2
13	2
14	1
15	2
16	2
17	2
18	2
19	3
20	2
21	3
22	2
23	2
24	1
25	2
26	2
27	3
28	1
29	2
30	3
31	3
32	3
33	4
34	4
35	2
36	3
37	3
38	2
39	4
40	2
41	4
42	3
43	4
44	1
45	1
46	1
47	3
48	4
49	3
50	3
51	5
52	4
53	3
54	1
55	2
56	4
57	3
58	1
59	4
60	4
61	4
62	2
63	6
64	3
65	4
66	2
67	1
68	5
69	4
70	3
71	3
72	2
73	3
74	3
75	5
76	3
77	2
78	4
79	4
80	4
81	5
82	4
83	3
84	4
85	6
86	3
87	4
88	4
89	3
90	3
91	2
92	2
93	4
94	4
95	4
96	4
97	5
98	4
99	1
100	4
101	1
102	7
103	1
104	5
105	5
106	2
107	2

n	a(n)
2	1
3	1
4	1
5	1
6	2
7	2
8	2
9	1
10	2
11	3
12	2
13	2
14	1
15	2
16	2
17	2
18	2
19	3
20	2
21	3
22	2
23	2
24	1
25	2
26	2
27	3
28	1
29	2
30	3
31	3
32	3
33	4
34	4
35	2
36	3
37	3
38	2
39	4
40	2
41	4
42	3
43	4
44	1
45	1
46	1
47	3
48	4
49	3
50	3
51	5
52	4
53	3
54	1
55	2
56	4
57	3
58	1
59	4
60	4
61	4
62	2
63	6
64	3
65	4
66	2
67	1
68	5
69	4
70	3
71	3
72	2
73	3
74	3
75	5
76	3
77	2
78	4
79	4
80	4
81	5
82	4
83	3
84	4
85	6
86	3
87	4
88	4
89	3
90	3
91	2
92	2
93	4
94	4
95	4
96	4
97	5
98	4
99	1
100	4
101	1
102	7
103	1
104	5
105	5
106	2
107	2