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.

A256907 Numbers n such that phi(n) = 3*phi(n+1).

Table of values

n a(n)
1 119
2 527
3 545
4 2849
5 3689
6 4487
7 6649
8 18619
9 26771
10 30377
11 44659
12 47585
13 50507
14 76997
15 83021
16 102167
17 112463
18 128933
19 138773
20 163877
21 174437
22 192881
23 193115
24 198263
25 217967
26 236441
27 243827
28 244001
29 254539
30 268067
31 282359
32 287825
33 298115
34 345059
35 410123
36 464645

List of values

[119, 527, 545, 2849, 3689, 4487, 6649, 18619, 26771, 30377, 44659, 47585, 50507, 76997, 83021, 102167, 112463, 128933, 138773, 163877, 174437, 192881, 193115, 198263, 217967, 236441, 243827, 244001, 254539, 268067, 282359, 287825, 298115, 345059, 410123, 464645]