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.

A048191 Let (u1,u2) be successive untouchable numbers such that phi(u1) = phi(u2) = k; sequence gives values of k.

Table of values

n a(n)
1 32
2 144
3 192
4 312
5 240
6 592
7 672
8 760
9 648
10 936
11 1600
12 864
13 1560
14 1224
15 1872
16 2160
17 2688
18 1920
19 2088
20 1920
21 3312
22 3732
23 3760
24 2640
25 3984
26 4240
27 4272
28 2880
29 4248
30 6432
31 5976
32 5112
33 7760
34 5280
35 7932
36 4320
37 8968
38 9000
39 6176
40 7680
41 10224
42 7560
43 12072
44 12432
45 12552

List of values

[32, 144, 192, 312, 240, 592, 672, 760, 648, 936, 1600, 864, 1560, 1224, 1872, 2160, 2688, 1920, 2088, 1920, 3312, 3732, 3760, 2640, 3984, 4240, 4272, 2880, 4248, 6432, 5976, 5112, 7760, 5280, 7932, 4320, 8968, 9000, 6176, 7680, 10224, 7560, 12072, 12432, 12552]

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

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