A057938 - cp's OEIS frontend

A057938 Number of prime factors of 6^n + 1 (counted with multiplicity).

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

[1, 1, 2, 1, 3, 3, 4, 2, 3, 3, 2, 2, 4, 3, 5, 3, 3, 6, 3, 3, 6, 4, 3, 4, 4, 4, 5, 5, 4, 9, 2, 3, 6, 3, 11, 5, 4, 3, 9, 5, 4, 7, 2, 3, 7, 5, 2, 7, 7, 6, 8, 4, 5, 10, 8, 6, 7, 3, 2, 6, 3, 2, 10, 3, 8, 11, 5, 5, 6, 7, 4, 5, 6, 5, 10, 5, 6, 11, 6, 6, 8, 4, 5, 8, 8, 5, 11, 4, 3, 16, 12, 4, 5, 5, 10, 4, 4, 5]

cp's OEIS Frontend

A057938 Number of prime factors of 6^n + 1 (counted with multiplicity).

Table of values

List of values

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

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

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