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.

A112717 9-digit numbers n such that phi(n) = d_1 d_2 d_3*d_4 d_5 d_6* d_7 d_8 d_9 where d_1 d_2 ... d_9 is the decimal expansion of n.

Table of values

n a(n)
1 102873384
2 104754444
3 104840625
4 104963320
5 106600792
6 108512770
7 108860625
8 108864585
9 110640784
10 110756648
11 116660400
12 116672500
13 117480648
14 120297912
15 120876448
16 120916400
17 121864290
18 124704384
19 125792500
20 126528640
21 128333700

List of values

[102873384, 104754444, 104840625, 104963320, 106600792, 108512770, 108860625, 108864585, 110640784, 110756648, 116660400, 116672500, 117480648, 120297912, 120876448, 120916400, 121864290, 124704384, 125792500, 126528640, 128333700]

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

Content is available under The OEIS End-User License Agreement.