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.

A144761 Integers n such that Phi(2, a(n)) = A144741(a(n)) > Phi(2, k) for 0 < k < a(n).

Table of values

n a(n)
1 4
2 6
3 10
4 12
5 18
6 24
7 30
8 36
9 42
10 54
11 60
12 78
13 84
14 90
15 120
16 150
17 168
18 180
19 210
20 240
21 270
22 300
23 330
24 390
25 420
26 510
27 546
28 570
29 630
30 780
31 840
32 990
33 1050
34 1170
35 1260
36 1320
37 1470
38 1650
39 1680
40 1890
41 2100
42 2310
43 2730
44 3150
45 3360
46 3570
47 3990
48 4290
49 4620
50 4830

List of values

[4, 6, 10, 12, 18, 24, 30, 36, 42, 54, 60, 78, 84, 90, 120, 150, 168, 180, 210, 240, 270, 300, 330, 390, 420, 510, 546, 570, 630, 780, 840, 990, 1050, 1170, 1260, 1320, 1470, 1650, 1680, 1890, 2100, 2310, 2730, 3150, 3360, 3570, 3990, 4290, 4620, 4830]