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.

A289522 Square array A(n,k), n>=0, k>=0, read by antidiagonals, where column k is the expansion of Product_{j>=0} ((1 + x^(2*j+1))/(1 - x^(2*j+1)))^k.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 2
5 0
6 1
7 4
8 2
9 0
10 1
11 6
12 8
13 4
14 0
15 1
16 8
17 18
18 16
19 6
20 0
21 1
22 10
23 32
24 44
25 32
26 8
27 0
28 1
29 12
30 50
31 96
32 102
33 56
34 12
35 0
36 1
37 14
38 72
39 180
40 256
41 216
42 96
43 16
44 0
45 1
46 16
47 98
48 304
49 550
50 624
51 428
52 160
53 22
54 0
55 1
56 18
57 128
58 476
59 1056
60 1512
61 1408
62 816
63 256
64 30
65 0
66 1
67 20
68 162
69 704
70 1862
71 3240
72 3820
73 3008
74 1494
75 404
76 40
77 0

List of values

[1, 1, 0, 1, 2, 0, 1, 4, 2, 0, 1, 6, 8, 4, 0, 1, 8, 18, 16, 6, 0, 1, 10, 32, 44, 32, 8, 0, 1, 12, 50, 96, 102, 56, 12, 0, 1, 14, 72, 180, 256, 216, 96, 16, 0, 1, 16, 98, 304, 550, 624, 428, 160, 22, 0, 1, 18, 128, 476, 1056, 1512, 1408, 816, 256, 30, 0, 1, 20, 162, 704, 1862, 3240, 3820, 3008, 1494, 404, 40, 0]