A306310 - cp's OEIS frontend

A306310 Odd numbers k > 1 such that 2^((k-1)/2) == -(2/k) = -A091337(k) (mod k), where (2/k) is the Jacobi (or Kronecker) symbol.

n	a(n)
1	341
2	5461
3	10261
4	15709
5	31621
6	49981
7	65077
8	83333
9	137149
10	176149
11	194221
12	215749
13	219781
14	276013
15	282133
16	534061
17	587861
18	611701
19	653333
20	657901
21	665333
22	688213
23	710533
24	722261
25	738541
26	742813
27	769757
28	950797
29	1064053
30	1073021
31	1109461
32	1141141
33	1357621
34	1398101

[341, 5461, 10261, 15709, 31621, 49981, 65077, 83333, 137149, 176149, 194221, 215749, 219781, 276013, 282133, 534061, 587861, 611701, 653333, 657901, 665333, 688213, 710533, 722261, 738541, 742813, 769757, 950797, 1064053, 1073021, 1109461, 1141141, 1357621, 1398101]

cp's OEIS Frontend

A306310 Odd numbers k > 1 such that 2^((k-1)/2) == -(2/k) = -A091337(k) (mod k), where (2/k) is the Jacobi (or Kronecker) symbol.

Table of values

List of values