A115313 - cp's OEIS frontend

A115313 a(n) = gcd(Lucas(n)+1, Fibonacci(n)+1).

n	a(n)
1	2
2	2
3	1
4	4
5	6
6	1
7	2
8	2
9	7
10	4
11	10
12	1
13	18
14	2
15	13
16	4
17	94
18	1
19	34
20	2
21	123
22	4
23	178
24	1
25	322
26	2
27	233
28	4
29	1686
30	1
31	610
32	2
33	2207
34	4
35	3194
36	1
37	5778
38	2
39	4181
40	4
41	30254
42	1
43	10946
44	2
45	39603
46	4
47	57314
48	1
49	103682
50	2
51	75025
52	4
53	542886
54	1
55	196418
56	2
57	710647
58	4
59	1028458
60	1

[2, 2, 1, 4, 6, 1, 2, 2, 7, 4, 10, 1, 18, 2, 13, 4, 94, 1, 34, 2, 123, 4, 178, 1, 322, 2, 233, 4, 1686, 1, 610, 2, 2207, 4, 3194, 1, 5778, 2, 4181, 4, 30254, 1, 10946, 2, 39603, 4, 57314, 1, 103682, 2, 75025, 4, 542886, 1, 196418, 2, 710647, 4, 1028458, 1]

cp's OEIS Frontend

A115313 a(n) = gcd(Lucas(n)+1, Fibonacci(n)+1).

Table of values

List of values