A122182 - cp's OEIS frontend

A122182 Least positive number k such that 2^k mod k = 2n, or 0 if no such k exists.

n	a(n)
0	1
1	3
2	6
3	10669
4	9
5	18
6	3763
7	1010
8	20
9	35
10	2951
11	42
12	50
13	27
14	36
15	49
16	56
17	110
18	697
19	578
20	156
21	540923
22	70
23	287
24	104
25	147
26	4044
27	970
28	220
29	59378
30	119
31	345
32	66
33	3007
34	75
35	1990362
36	184
37	190
38	100
39	115
40	81
41	162
42	470
43	406
44	812
45	6631
46	105
47	310
48	160
49	207
50	322

[1, 3, 6, 10669, 9, 18, 3763, 1010, 20, 35, 2951, 42, 50, 27, 36, 49, 56, 110, 697, 578, 156, 540923, 70, 287, 104, 147, 4044, 970, 220, 59378, 119, 345, 66, 3007, 75, 1990362, 184, 190, 100, 115, 81, 162, 470, 406, 812, 6631, 105, 310, 160, 207, 322]

cp's OEIS Frontend

A122182 Least positive number k such that 2^k mod k = 2n, or 0 if no such k exists.

Table of values

List of values