A342974 - cp's OEIS frontend

A342974 Primes p such that the order of 2 modulo p is not divisible by the largest odd divisor of p - 1.

n	a(n)
1	31
2	43
3	109
4	127
5	151
6	157
7	223
8	229
9	241
10	251
11	277
12	283
13	307
14	331
15	397
16	431
17	433
18	439
19	457
20	499
21	571
22	601
23	631
24	641
25	643
26	673
27	683
28	691
29	727
30	733
31	739
32	811
33	911
34	919
35	953
36	971
37	997
38	1013
39	1021
40	1051
41	1069
42	1093
43	1103
44	1163
45	1181
46	1321
47	1327
48	1399
49	1423
50	1429

[31, 43, 109, 127, 151, 157, 223, 229, 241, 251, 277, 283, 307, 331, 397, 431, 433, 439, 457, 499, 571, 601, 631, 641, 643, 673, 683, 691, 727, 733, 739, 811, 911, 919, 953, 971, 997, 1013, 1021, 1051, 1069, 1093, 1103, 1163, 1181, 1321, 1327, 1399, 1423, 1429]

cp's OEIS Frontend

A342974 Primes p such that the order of 2 modulo p is not divisible by the largest odd divisor of p - 1.

Table of values

List of values