cp's OEIS Frontend

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.

A307639 Irregular array T(n, k) read by rows, where row n lists the members of n-th Fermat pseudoprime tuple. Rows are arranged first by size of largest term, then by increasing length of row, then in lexicographic order.

Table of values

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

List of values

[9, 8, 15, 14, 21, 20, 21, 10, 9, 8, 25, 24, 27, 26, 28, 9, 28, 27, 26, 9, 28, 27, 26, 25, 28, 27, 26, 25, 8, 9, 28, 27, 26, 25, 8, 21, 10, 9, 33, 32, 33, 8, 21, 10, 33, 32, 25, 8, 21, 10, 33, 32, 25, 28, 9, 8, 21, 10, 33, 32, 25, 28, 27, 26, 9, 8, 21, 10]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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