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.

A190149 Even numbers n (written in binary) such that in base-2 lunar arithmetic, the sum of the divisors of n is a number containing a 0 (in binary).

Table of values

n a(n)
1 10010
2 100010
3 100110
4 110010
5 1000010
6 1000100
7 1000110
8 1001010
9 1001110
10 1010010
11 1100010
12 1100110
13 1110010
14 10000010
15 10000100
16 10000110
17 10001010
18 10001100
19 10001110
20 10010010
21 10010110
22 10011010
23 10011110
24 10100010
25 10100110
26 10110010
27 11000010
28 11000100
29 11000110
30 11001010
31 11001110
32 11010010
33 11100010
34 11100110
35 11110010
36 100000010
37 100000100

List of values

[10010, 100010, 100110, 110010, 1000010, 1000100, 1000110, 1001010, 1001110, 1010010, 1100010, 1100110, 1110010, 10000010, 10000100, 10000110, 10001010, 10001100, 10001110, 10010010, 10010110, 10011010, 10011110, 10100010, 10100110, 10110010, 11000010, 11000100, 11000110, 11001010, 11001110, 11010010, 11100010, 11100110, 11110010, 100000010, 100000100]

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

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