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.

A147541 Result of using the primes as coefficients in an infinite polynomial series in x and then expressing this series as (1+x)(1+a(1)*x)(1+a(2)*x^2) ... .

Table of values

n a(n)
1 1
2 2
3 1
4 3
5 2
6 -4
7 2
8 5
9 4
10 -6
11 4
12 4
13 10
14 -36
15 18
16 45
17 34
18 -72
19 64
20 -24
21 124
22 -358
23 258
24 170
25 458
26 -1260
27 916
28 148
29 1888
30 -4296
31 3690
32 887
33 7272
34 -17616
35 14718
36 -5096
37 29610
38 -67164
39 58722
40 -26036
41 119602
42 -244496
43 242256
44 -104754
45 487352
46 -1029384

List of values

[1, 2, 1, 3, 2, -4, 2, 5, 4, -6, 4, 4, 10, -36, 18, 45, 34, -72, 64, -24, 124, -358, 258, 170, 458, -1260, 916, 148, 1888, -4296, 3690, 887, 7272, -17616, 14718, -5096, 29610, -67164, 58722, -26036, 119602, -244496, 242256, -104754, 487352, -1029384]