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.

A306854 Lexicographically earliest sequence of distinct positive terms such that the product of two consecutive terms has at least 5 distinct Fermi-Dirac prime factors.

Table of values

n a(n)
1 1
2 840
3 3
4 280
5 9
6 120
7 7
8 216
9 5
10 168
11 11
12 210
13 4
14 270
15 13
16 264
17 15
18 56
19 27
20 40
21 21
22 72
23 33
24 70
25 12
26 90
27 28
28 30
29 36
30 42
31 20
32 54
33 35
34 24
35 45
36 66
37 52
38 96
39 44
40 78
41 55
42 84
43 10
44 108
45 14
46 60
47 18
48 105
49 8
50 135
51 22
52 140
53 6
54 180
55 26
56 132
57 32
58 156
59 34
60 165
61 38
62 189
63 46

List of values

[1, 840, 3, 280, 9, 120, 7, 216, 5, 168, 11, 210, 4, 270, 13, 264, 15, 56, 27, 40, 21, 72, 33, 70, 12, 90, 28, 30, 36, 42, 20, 54, 35, 24, 45, 66, 52, 96, 44, 78, 55, 84, 10, 108, 14, 60, 18, 105, 8, 135, 22, 140, 6, 180, 26, 132, 32, 156, 34, 165, 38, 189, 46]

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

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