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.

A297323 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of Product_{j>=1} (1 - j*x^j)^k.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 -1
5 0
6 1
7 -2
8 -2
9 0
10 1
11 -3
12 -3
13 -1
14 0
15 1
16 -4
17 -3
18 2
19 -1
20 0
21 1
22 -5
23 -2
24 8
25 4
26 5
27 0
28 1
29 -6
30 0
31 16
32 9
33 16
34 1
35 0
36 1
37 -7
38 3
39 25
40 9
41 18
42 -3
43 13
44 0
45 1
46 -8
47 7
48 34
49 0
50 4
51 -35
52 6
53 4
54 0
55 1
56 -9
57 12
58 42
59 -21
60 -26
61 -90
62 -33
63 -31
64 0
65 0
66 1
67 -10
68 18
69 48
70 -56
71 -66
72 -145
73 -56
74 -66
75 -72
76 2
77 0

List of values

[1, 1, 0, 1, -1, 0, 1, -2, -2, 0, 1, -3, -3, -1, 0, 1, -4, -3, 2, -1, 0, 1, -5, -2, 8, 4, 5, 0, 1, -6, 0, 16, 9, 16, 1, 0, 1, -7, 3, 25, 9, 18, -3, 13, 0, 1, -8, 7, 34, 0, 4, -35, 6, 4, 0, 1, -9, 12, 42, -21, -26, -90, -33, -31, 0, 0, 1, -10, 18, 48, -56, -66, -145, -56, -66, -72, 2, 0]