A039996 - cp's OEIS frontend

A039996 Number of distinct primes embedded in prime(n) as substrings.

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

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

cp's OEIS Frontend

A039996 Number of distinct primes embedded in prime(n) as substrings.

Table of values

List of values

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

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

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