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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.

A325437 Final digit of primes of the form k^2 + 1.

Table of values

n a(n)
1 2
2 5
3 7
4 7
5 1
6 7
7 7
8 1
9 7
10 7
11 7
12 1
13 7
14 7
15 7
16 7
17 7
18 1
19 7
20 1
21 7
22 1
23 7
24 7
25 1
26 7
27 7
28 1
29 7
30 1
31 1
32 7
33 1
34 7
35 7
36 7
37 1
38 7
39 1
40 7
41 1
42 1
43 7
44 1
45 7
46 1
47 1
48 7
49 1
50 7
51 7
52 7
53 1
54 1
55 7
56 7
57 7
58 1
59 7
60 1
61 1
62 7
63 1
64 7
65 7
66 7
67 1
68 7
69 1
70 7
71 7
72 7
73 7
74 1
75 7
76 7
77 7
78 7
79 7
80 7
81 7
82 7
83 7
84 1
85 7
86 1
87 7

List of values

[2, 5, 7, 7, 1, 7, 7, 1, 7, 7, 7, 1, 7, 7, 7, 7, 7, 1, 7, 1, 7, 1, 7, 7, 1, 7, 7, 1, 7, 1, 1, 7, 1, 7, 7, 7, 1, 7, 1, 7, 1, 1, 7, 1, 7, 1, 1, 7, 1, 7, 7, 7, 1, 1, 7, 7, 7, 1, 7, 1, 1, 7, 1, 7, 7, 7, 1, 7, 1, 7, 7, 7, 7, 1, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 7, 1, 7]

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