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.

A283477 If 2n = 2^e1 + 2^e2 + ... + 2^ek [e1 .. ek distinct], then a(n) = A002110(e1) * A002110(e2) * ... * A002110(ek).

Table of values

n a(n)
0 1
1 2
2 6
3 12
4 30
5 60
6 180
7 360
8 210
9 420
10 1260
11 2520
12 6300
13 12600
14 37800
15 75600
16 2310
17 4620
18 13860
19 27720
20 69300
21 138600
22 415800
23 831600
24 485100
25 970200
26 2910600
27 5821200
28 14553000
29 29106000
30 87318000
31 174636000
32 30030
33 60060
34 180180
35 360360
36 900900
37 1801800
38 5405400
39 10810800
40 6306300
41 12612600
42 37837800
43 75675600

List of values

[1, 2, 6, 12, 30, 60, 180, 360, 210, 420, 1260, 2520, 6300, 12600, 37800, 75600, 2310, 4620, 13860, 27720, 69300, 138600, 415800, 831600, 485100, 970200, 2910600, 5821200, 14553000, 29106000, 87318000, 174636000, 30030, 60060, 180180, 360360, 900900, 1801800, 5405400, 10810800, 6306300, 12612600, 37837800, 75675600]