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.

A078828 Product of all primes contained as binary substrings in binary representation of n.

Table of values

n a(n)
0 1
1 1
2 2
3 3
4 2
5 10
6 6
7 63
8 2
9 2
10 20
11 330
12 6
13 390
14 126
15 1323
16 2
17 34
18 4
19 114
20 20
21 100
22 660
23 159390
24 6
25 6
26 780
27 12870
28 126
29 237510
30 2646
31 861273
32 2
33 2
34 68
35 102
36 4
37 740
38 228
39 2394
40 20
41 820
42 200
43 141900
44 660
45 42900
46 318780
47 157317930
48 6
49 102
50 12
51 342
52 780
53 206700

List of values

[1, 1, 2, 3, 2, 10, 6, 63, 2, 2, 20, 330, 6, 390, 126, 1323, 2, 34, 4, 114, 20, 100, 660, 159390, 6, 6, 780, 12870, 126, 237510, 2646, 861273, 2, 2, 68, 102, 4, 740, 228, 2394, 20, 820, 200, 141900, 660, 42900, 318780, 157317930, 6, 102, 12, 342, 780, 206700]