A172001 - cp's OEIS frontend

A172001 Nonsquare positive integers n such that Pell equation y^2 - n*x^2 = -1 has rational solutions but the norm of fundamental unit of quadratic field Q(sqrt(n)) is 1.

n	a(n)
1	34
2	136
3	146
4	178
5	194
6	205
7	221
8	305
9	306
10	377
11	386
12	410
13	466
14	482
15	505
16	514
17	544
18	545
19	562
20	584
21	674
22	689
23	706
24	712
25	745
26	776
27	793
28	802
29	820
30	850
31	866
32	884
33	890
34	898
35	905
36	1154
37	1186
38	1202
39	1205
40	1220
41	1224
42	1234
43	1282
44	1314
45	1345
46	1346
47	1394
48	1405
49	1469

[34, 136, 146, 178, 194, 205, 221, 305, 306, 377, 386, 410, 466, 482, 505, 514, 544, 545, 562, 584, 674, 689, 706, 712, 745, 776, 793, 802, 820, 850, 866, 884, 890, 898, 905, 1154, 1186, 1202, 1205, 1220, 1224, 1234, 1282, 1314, 1345, 1346, 1394, 1405, 1469]

cp's OEIS Frontend

A172001 Nonsquare positive integers n such that Pell equation y^2 - n*x^2 = -1 has rational solutions but the norm of fundamental unit of quadratic field Q(sqrt(n)) is 1.

Table of values

List of values