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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A306566 y-value of the smallest solution to x^2 - p*y^2 = 2*(-1)^((p+1)/4), p = A002145(n).

Table of values

n a(n)
1 1
2 1
3 1
4 3
5 1
6 7
7 9
8 1
9 3
10 27
11 7
12 1
13 1
14 47
15 3
16 193
17 9
18 747
19 3383
20 627
21 1
22 153
23 217
24 9041
25 36321
26 1
27 1
28 161
29 121
30 23
31 20687
32 699
33 537
34 233
35 2900979
36 43
37 1
38 7199
39 5843427
40 7
41 803
42 593
43 1
44 1
45 731153
46 59
47 79
48 326471
49 13809
50 3
51 7
52 12507
53 541137
54 11
55 563210019

List of values

[1, 1, 1, 3, 1, 7, 9, 1, 3, 27, 7, 1, 1, 47, 3, 193, 9, 747, 3383, 627, 1, 153, 217, 9041, 36321, 1, 1, 161, 121, 23, 20687, 699, 537, 233, 2900979, 43, 1, 7199, 5843427, 7, 803, 593, 1, 1, 731153, 59, 79, 326471, 13809, 3, 7, 12507, 541137, 11, 563210019]