A059772 - cp's OEIS frontend

A059772 Smallest prime p such that n is a solution mod p of x^2 = 2, or 0 if no such prime exists.

n	a(n)
2	0
3	7
4	7
5	23
6	17
7	47
8	31
9	79
10	0
11	17
12	71
13	167
14	97
15	223
16	127
17	41
18	23
19	359
20	199
21	439
22	241
23	31
24	41
25	89
26	337
27	727
28	0
29	839
30	449
31	137
32	73
33	1087
34	577
35	1223
36	647
37	1367
38	103
39	0
40	47
41	73
42	881
43	1847
44	967
45	0
46	151
47	2207
48	1151
49	2399
50	1249
51	113
52	193
53	401
54	0
55	3023
56	1567
57	191
58	0
59	71

[0, 7, 7, 23, 17, 47, 31, 79, 0, 17, 71, 167, 97, 223, 127, 41, 23, 359, 199, 439, 241, 31, 41, 89, 337, 727, 0, 839, 449, 137, 73, 1087, 577, 1223, 647, 1367, 103, 0, 47, 73, 881, 1847, 967, 0, 151, 2207, 1151, 2399, 1249, 113, 193, 401, 0, 3023, 1567, 191, 0, 71]

cp's OEIS Frontend

A059772 Smallest prime p such that n is a solution mod p of x^2 = 2, or 0 if no such prime exists.

Table of values

List of values