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.

A301896 a(n) = product of total number of 0's and total number of 1's in binary expansions of 0, ..., n.

Table of values

n a(n)
0 0
1 1
2 4
3 8
4 20
5 35
6 54
7 72
8 117
9 165
10 221
11 280
12 352
13 425
14 504
15 576
16 726
17 875
18 1036
19 1200
20 1386
21 1575
22 1776
23 1976
24 2214
25 2451
26 2700
27 2944
28 3216
29 3479
30 3750
31 4000
32 4455
33 4897
34 5355
35 5808
36 6300
37 6789
38 7296
39 7800
40 8364
41 8925
42 9504
43 10080
44 10695
45 11305
46 11931
47 12544
48 13260
49 13965
50 14688

List of values

[0, 1, 4, 8, 20, 35, 54, 72, 117, 165, 221, 280, 352, 425, 504, 576, 726, 875, 1036, 1200, 1386, 1575, 1776, 1976, 2214, 2451, 2700, 2944, 3216, 3479, 3750, 4000, 4455, 4897, 5355, 5808, 6300, 6789, 7296, 7800, 8364, 8925, 9504, 10080, 10695, 11305, 11931, 12544, 13260, 13965, 14688]