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.

A279772 Numbers n such that the sum of digits of 2n equals 4.

Table of values

n a(n)
1 2
2 11
3 20
4 56
5 65
6 101
7 110
8 155
9 200
10 506
11 515
12 551
13 560
14 605
15 650
16 1001
17 1010
18 1055
19 1100
20 1505
21 1550
22 2000
23 5006
24 5015
25 5051
26 5060
27 5105
28 5150
29 5501
30 5510
31 5555
32 5600
33 6005
34 6050
35 6500
36 10001
37 10010
38 10055
39 10100
40 10505
41 10550
42 11000
43 15005
44 15050
45 15500

List of values

[2, 11, 20, 56, 65, 101, 110, 155, 200, 506, 515, 551, 560, 605, 650, 1001, 1010, 1055, 1100, 1505, 1550, 2000, 5006, 5015, 5051, 5060, 5105, 5150, 5501, 5510, 5555, 5600, 6005, 6050, 6500, 10001, 10010, 10055, 10100, 10505, 10550, 11000, 15005, 15050, 15500]