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.

A246583 G.f.: x^((k^2+k)/2)/(mul(1-x^i,i=1..k)*mul(1+x^r,r=1..oo)) with k = 4.

Table of values

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 1
11 0
12 1
13 0
14 2
15 -1
16 2
17 -2
18 3
19 -4
20 3
21 -6
22 5
23 -9
24 6
25 -12
26 10
27 -16
28 13
29 -20
30 20
31 -26
32 26
33 -32
34 37
35 -41
36 47
37 -51
38 63
39 -65
40 78
41 -81
42 101
43 -103
44 123
45 -128
46 155
47 -161
48 187
49 -199
50 232
51 -247
52 278
53 -302
54 341
55 -371
56 407
57 -449
58 495
59 -545
60 589
61 -654
62 711
63 -786
64 843
65 -936
66 1011
67 -1116
68 1194
69 -1320
70 1423
71 -1563
72 1674

List of values

[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 2, -1, 2, -2, 3, -4, 3, -6, 5, -9, 6, -12, 10, -16, 13, -20, 20, -26, 26, -32, 37, -41, 47, -51, 63, -65, 78, -81, 101, -103, 123, -128, 155, -161, 187, -199, 232, -247, 278, -302, 341, -371, 407, -449, 495, -545, 589, -654, 711, -786, 843, -936, 1011, -1116, 1194, -1320, 1423, -1563, 1674]