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.

A060640 If n = Product p_i^e_i then a(n) = Product (1 + 2*p_i + 3*p_i^2 + ... + (e_i+1)*p_i^e_i).

Table of values

n a(n)
1 1
2 5
3 7
4 17
5 11
6 35
7 15
8 49
9 34
10 55
11 23
12 119
13 27
14 75
15 77
16 129
17 35
18 170
19 39
20 187
21 105
22 115
23 47
24 343
25 86
26 135
27 142
28 255
29 59
30 385
31 63
32 321
33 161
34 175
35 165
36 578
37 75
38 195
39 189
40 539
41 83
42 525
43 87
44 391
45 374
46 235
47 95
48 903
49 162
50 430
51 245
52 459
53 107
54 710
55 253
56 735
57 273
58 295
59 119

List of values

[1, 5, 7, 17, 11, 35, 15, 49, 34, 55, 23, 119, 27, 75, 77, 129, 35, 170, 39, 187, 105, 115, 47, 343, 86, 135, 142, 255, 59, 385, 63, 321, 161, 175, 165, 578, 75, 195, 189, 539, 83, 525, 87, 391, 374, 235, 95, 903, 162, 430, 245, 459, 107, 710, 253, 735, 273, 295, 119]