A076737 - cp's OEIS frontend

A076737 Let u(1)=u(2)=u(3)=2, u(n)=(1+u(n-1)u(n-2))/u(n-3); then a(n) is the numerator of u(n).

n	a(n)
1	2
2	2
3	2
4	5
5	3
6	17
7	11
8	65
9	43
10	257
11	171
12	1025
13	683
14	4097
15	2731
16	16385
17	10923
18	65537
19	43691
20	262145
21	174763
22	1048577
23	699051
24	4194305
25	2796203
26	16777217
27	11184811
28	67108865
29	44739243
30	268435457
31	178956971
32	1073741825
33	715827883
34	4294967297

[2, 2, 2, 5, 3, 17, 11, 65, 43, 257, 171, 1025, 683, 4097, 2731, 16385, 10923, 65537, 43691, 262145, 174763, 1048577, 699051, 4194305, 2796203, 16777217, 11184811, 67108865, 44739243, 268435457, 178956971, 1073741825, 715827883, 4294967297]

cp's OEIS Frontend

A076737 Let u(1)=u(2)=u(3)=2, u(n)=(1+u(n-1)u(n-2))/u(n-3); then a(n) is the numerator of u(n).

Table of values

List of values