A077625 - cp's OEIS frontend

A077625 Largest term in periodic part of continued fraction expansion of square root of -1+2^n or 0 if -1+2^n is square.

n	a(n)
1	0
2	2
3	4
4	6
5	10
6	14
7	22
8	30
9	44
10	62
11	90
12	126
13	180
14	254
15	362
16	510
17	724
18	1022
19	1448
20	2046
21	2896
22	4094
23	5792
24	8190
25	11584
26	16382
27	23170
28	32766
29	46340
30	65534
31	92680
32	131070
33	185362
34	262142
35	370726
36	524286
37	741454
38	1048574
39	1482910
40	2097150
41	2965820
42	4194302
43	5931640

[0, 2, 4, 6, 10, 14, 22, 30, 44, 62, 90, 126, 180, 254, 362, 510, 724, 1022, 1448, 2046, 2896, 4094, 5792, 8190, 11584, 16382, 23170, 32766, 46340, 65534, 92680, 131070, 185362, 262142, 370726, 524286, 741454, 1048574, 1482910, 2097150, 2965820, 4194302, 5931640]

cp's OEIS Frontend

A077625 Largest term in periodic part of continued fraction expansion of square root of -1+2^n or 0 if -1+2^n is square.

Table of values

List of values