A122443 - cp's OEIS frontend

A122443 Least prime factor of powers of semiprimes.

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

[1, 2, 2, 3, 2, 2, 3, 2, 3, 2, 5, 2, 3, 2, 5, 2, 2, 3, 2, 7, 3, 5, 3, 2, 2, 2, 5, 3, 2, 7, 3, 2, 5, 2, 3, 7, 3, 2, 5, 2, 2, 3, 5, 2, 7, 11, 2, 3, 3, 7, 2, 3, 2, 11, 5, 2, 5, 2, 3, 7, 2, 13, 3, 2, 3, 5, 11, 2, 2, 3, 2, 7, 5, 2, 11, 3, 2, 5, 2, 7, 2, 3, 13, 3, 2, 5, 3, 13]

cp's OEIS Frontend

A122443 Least prime factor of powers of semiprimes.

Table of values

List of values

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

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

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