A016108 - cp's OEIS frontend

A016108 Numbers k=3*m+1 such that 2^m == 1 (mod k).

n	a(n)
1	1
2	31
3	43
4	109
5	127
6	157
7	223
8	229
9	277
10	283
11	307
12	397
13	433
14	439
15	457
16	499
17	601
18	643
19	691
20	727
21	733
22	739
23	811
24	919
25	997
26	1021
27	1051
28	1069
29	1093
30	1327
31	1399
32	1423
33	1459
34	1471
35	1579
36	1597
37	1627
38	1657
39	1699
40	1723
41	1729
42	1753
43	1777
44	1789
45	1801
46	1831
47	1933
48	1999
49	2017
50	2047
51	2089
52	2113
53	2143
54	2179
55	2203

[1, 31, 43, 109, 127, 157, 223, 229, 277, 283, 307, 397, 433, 439, 457, 499, 601, 643, 691, 727, 733, 739, 811, 919, 997, 1021, 1051, 1069, 1093, 1327, 1399, 1423, 1459, 1471, 1579, 1597, 1627, 1657, 1699, 1723, 1729, 1753, 1777, 1789, 1801, 1831, 1933, 1999, 2017, 2047, 2089, 2113, 2143, 2179, 2203]

cp's OEIS Frontend

A016108 Numbers k=3*m+1 such that 2^m == 1 (mod k).

Table of values

List of values