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.

A353797 Numbers k such that k*A003557(A003961(k)) divides A353790(k), where A353790(n) = phi(A003973(n)) * A064989(A003973(n)).

Table of values

n a(n)
1 1
2 2
3 4
4 44
5 132
6 220
7 396
8 660
9 1980
10 3920
11 4400
12 8800
13 11484
14 13200
15 13328
16 22000
17 26400
18 30800
19 39984
20 57420
21 66640
22 74800
23 92400
24 119952
25 149600
26 199920
27 224400
28 269892
29 277200
30 448800
31 523600
32 599760
33 673200
34 771012
35 1063692
36 1345792
37 1346400
38 1570800
39 3478608
40 4037376
41 4712400
42 5664400
43 6344448
44 8038800
45 10574080

List of values

[1, 2, 4, 44, 132, 220, 396, 660, 1980, 3920, 4400, 8800, 11484, 13200, 13328, 22000, 26400, 30800, 39984, 57420, 66640, 74800, 92400, 119952, 149600, 199920, 224400, 269892, 277200, 448800, 523600, 599760, 673200, 771012, 1063692, 1345792, 1346400, 1570800, 3478608, 4037376, 4712400, 5664400, 6344448, 8038800, 10574080]

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

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