A256366 - cp's OEIS frontend

A256366 Primes arising in A=A256189 as gcd(A(n-2), A(n)), n > 3.

n	a(n)
2	2
3	3
4	2
5	3
6	5
7	3
8	5
9	2
10	5
11	2
12	3
13	7
14	3
15	7
16	2
17	5
18	11
19	5
20	11
21	2
22	3
23	13
24	17
25	13
26	17
27	3
28	2
29	19
30	2
31	19
32	2
33	5
34	2
35	5
36	2
37	5
38	2
39	5
40	23
41	3
42	23
43	2
44	23
45	29
46	3
47	29
48	2
49	7
50	2
51	7
52	2
53	3
54	2
55	3
56	31
57	3
58	31
59	2
60	31
61	2
62	3
63	2
64	11
65	2

[2, 3, 2, 3, 5, 3, 5, 2, 5, 2, 3, 7, 3, 7, 2, 5, 11, 5, 11, 2, 3, 13, 17, 13, 17, 3, 2, 19, 2, 19, 2, 5, 2, 5, 2, 5, 2, 5, 23, 3, 23, 2, 23, 29, 3, 29, 2, 7, 2, 7, 2, 3, 2, 3, 31, 3, 31, 2, 31, 2, 3, 2, 11, 2]

cp's OEIS Frontend

A256366 Primes arising in A=A256189 as gcd(A(n-2), A(n)), n > 3.

Table of values

List of values

n	a(n)
2	2
3	3
4	2
5	3
6	5
7	3
8	5
9	2
10	5
11	2
12	3
13	7
14	3
15	7
16	2
17	5
18	11
19	5
20	11
21	2
22	3
23	13
24	17
25	13
26	17
27	3
28	2
29	19
30	2
31	19
32	2
33	5
34	2
35	5
36	2
37	5
38	2
39	5
40	23
41	3
42	23
43	2
44	23
45	29
46	3
47	29
48	2
49	7
50	2
51	7
52	2
53	3
54	2
55	3
56	31
57	3
58	31
59	2
60	31
61	2
62	3
63	2
64	11
65	2

n	a(n)
2	2
3	3
4	2
5	3
6	5
7	3
8	5
9	2
10	5
11	2
12	3
13	7
14	3
15	7
16	2
17	5
18	11
19	5
20	11
21	2
22	3
23	13
24	17
25	13
26	17
27	3
28	2
29	19
30	2
31	19
32	2
33	5
34	2
35	5
36	2
37	5
38	2
39	5
40	23
41	3
42	23
43	2
44	23
45	29
46	3
47	29
48	2
49	7
50	2
51	7
52	2
53	3
54	2
55	3
56	31
57	3
58	31
59	2
60	31
61	2
62	3
63	2
64	11
65	2

n	a(n)
2	2
3	3
4	2
5	3
6	5
7	3
8	5
9	2
10	5
11	2
12	3
13	7
14	3
15	7
16	2
17	5
18	11
19	5
20	11
21	2
22	3
23	13
24	17
25	13
26	17
27	3
28	2
29	19
30	2
31	19
32	2
33	5
34	2
35	5
36	2
37	5
38	2
39	5
40	23
41	3
42	23
43	2
44	23
45	29
46	3
47	29
48	2
49	7
50	2
51	7
52	2
53	3
54	2
55	3
56	31
57	3
58	31
59	2
60	31
61	2
62	3
63	2
64	11
65	2