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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.

A239397 Prime Gaussian integers x + y*i sorted by norm and increasing y, with x and y nonnegative.

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 1
6 2
7 3
8 0
9 0
10 3
11 3
12 2
13 2
14 3
15 4
16 1
17 1
18 4
19 5
20 2
21 2
22 5
23 6
24 1
25 1
26 6
27 5
28 4
29 4
30 5
31 7
32 0
33 0
34 7
35 7
36 2
37 2
38 7
39 6
40 5
41 5
42 6
43 8
44 3
45 3
46 8
47 8
48 5
49 5
50 8
51 9
52 4
53 4
54 9
55 10
56 1
57 1
58 10
59 10
60 3
61 3
62 10
63 8
64 7
65 7
66 8
67 11
68 0
69 0
70 11
71 11
72 4
73 4
74 11
75 10
76 7
77 7
78 10
79 11
80 6
81 6
82 11
83 13
84 2

List of values

[1, 1, 2, 1, 1, 2, 3, 0, 0, 3, 3, 2, 2, 3, 4, 1, 1, 4, 5, 2, 2, 5, 6, 1, 1, 6, 5, 4, 4, 5, 7, 0, 0, 7, 7, 2, 2, 7, 6, 5, 5, 6, 8, 3, 3, 8, 8, 5, 5, 8, 9, 4, 4, 9, 10, 1, 1, 10, 10, 3, 3, 10, 8, 7, 7, 8, 11, 0, 0, 11, 11, 4, 4, 11, 10, 7, 7, 10, 11, 6, 6, 11, 13, 2]