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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.

A293445 A multiplicative encoding (base-2 compressed) for the exponents of 3 obtained when using Shevelev's algorithm for computing A053446.

Table of values

n a(n)
1 2
2 2
3 3
4 12
5 36
6 3
7 12
8 24
9 6
10 48
11 12
12 20736
13 82944
14 12
15 18
16 864
17 248832
18 6
19 20
20 19906560
21 59719680
22 80
23 8640
24 720
25 25920
26 34560
27 5
28 80
29 103195607040
30 240
31 480
32 622080
33 137594142720
34 138240
35 20
36 59440669655040
37 138240
38 20
39 14929920
40 29859840
41 240
42 59719680
43 8640
44 720
45 414720
46 8640
47 540
48 447897600
49 960
50 46080
51 34560
52 59719680
53 295814814232058265600
54 5
55 80

List of values

[2, 2, 3, 12, 36, 3, 12, 24, 6, 48, 12, 20736, 82944, 12, 18, 864, 248832, 6, 20, 19906560, 59719680, 80, 8640, 720, 25920, 34560, 5, 80, 103195607040, 240, 480, 622080, 137594142720, 138240, 20, 59440669655040, 138240, 20, 14929920, 29859840, 240, 59719680, 8640, 720, 414720, 8640, 540, 447897600, 960, 46080, 34560, 59719680, 295814814232058265600, 5, 80]

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

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