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.

A351252 a(n) = sigma(n) * A276086(n), pointwise product of the sum of divisors function and the primorial base exp-function.

Table of values

n a(n)
1 2
2 9
3 24
4 63
5 108
6 60
7 80
8 225
9 390
10 810
11 1080
12 700
13 700
14 1800
15 3600
16 6975
17 8100
18 4875
19 5000
20 15750
21 24000
22 40500
23 54000
24 37500
25 38750
26 78750
27 150000
28 315000
29 337500
30 504
31 448
32 1323
33 2016
34 3402
35 6048
36 3185
37 2660
38 6300
39 11760
40 28350
41 26460
42 16800
43 15400
44 44100
45 81900
46 113400
47 151200
48 108500
49 99750
50 244125
51 378000

List of values

[2, 9, 24, 63, 108, 60, 80, 225, 390, 810, 1080, 700, 700, 1800, 3600, 6975, 8100, 4875, 5000, 15750, 24000, 40500, 54000, 37500, 38750, 78750, 150000, 315000, 337500, 504, 448, 1323, 2016, 3402, 6048, 3185, 2660, 6300, 11760, 28350, 26460, 16800, 15400, 44100, 81900, 113400, 151200, 108500, 99750, 244125, 378000]