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.

A284833 Expansion of Sum_{i>=1} x^prime(i)/(1 - x^prime(i)) * Product_{j=1..i} 1/(1 - x^prime(j)).

Table of values

n a(n)
1 0
2 1
3 1
4 2
5 2
6 5
7 3
8 7
9 6
10 11
11 8
12 17
13 12
14 22
15 21
16 28
17 27
18 41
19 35
20 53
21 52
22 66
23 66
24 90
25 85
26 112
27 114
28 140
29 143
30 182
31 180
32 219
33 236
34 269
35 291
36 342
37 353
38 417
39 444
40 508
41 540
42 625
43 657
44 751
45 812
46 901
47 974
48 1097
49 1168
50 1313
51 1414
52 1562
53 1684
54 1874
55 2008
56 2219
57 2397
58 2626
59 2832
60 3121
61 3341
62 3668
63 3956
64 4305
65 4650

List of values

[0, 1, 1, 2, 2, 5, 3, 7, 6, 11, 8, 17, 12, 22, 21, 28, 27, 41, 35, 53, 52, 66, 66, 90, 85, 112, 114, 140, 143, 182, 180, 219, 236, 269, 291, 342, 353, 417, 444, 508, 540, 625, 657, 751, 812, 901, 974, 1097, 1168, 1313, 1414, 1562, 1684, 1874, 2008, 2219, 2397, 2626, 2832, 3121, 3341, 3668, 3956, 4305, 4650]