A338637 - cp's OEIS frontend

A338637 a(n) is the numerator of f(n) where f(n) = 1/n for n <= 2 and f(2n) = f(n-1)f(n+1)+1, and f(2n+1) = f(n)f(n+1)+1 for n > 2.

n	a(n)
1	1
2	1
3	3
4	5
5	7
6	9
7	19
8	29
9	43
10	53
11	79
12	149
13	187
14	293
15	583
16	849
17	1311
18	1601
19	2343
20	3525
21	4315
22	8025
23	12027
24	15029
25	28119
26	44169
27	55303
28	109533
29	171843
30	249781
31	495991
32	766361
33	1115087
34	1361297
35	2103007
36	3075769
37	3755239
38	5651717
39	8267267
40	10118237

[1, 1, 3, 5, 7, 9, 19, 29, 43, 53, 79, 149, 187, 293, 583, 849, 1311, 1601, 2343, 3525, 4315, 8025, 12027, 15029, 28119, 44169, 55303, 109533, 171843, 249781, 495991, 766361, 1115087, 1361297, 2103007, 3075769, 3755239, 5651717, 8267267, 10118237]

cp's OEIS Frontend

A338637 a(n) is the numerator of f(n) where f(n) = 1/n for n <= 2 and f(2n) = f(n-1)f(n+1)+1, and f(2n+1) = f(n)f(n+1)+1 for n > 2.

Table of values

List of values

cp's OEIS Frontend

A338637 a(n) is the numerator of f(n) where f(n) = 1/n for n <= 2 and f(2n) = f(n-1)*f(n+1)+1, and f(2n+1) = f(n)*f(n+1)+1 for n > 2.

Table of values

List of values

A338637 a(n) is the numerator of f(n) where f(n) = 1/n for n <= 2 and f(2n) = f(n-1)f(n+1)+1, and f(2n+1) = f(n)f(n+1)+1 for n > 2.