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.

A293133 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. exp(x^(k+1)/(1+x)).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 0
5 -1
6 1
7 0
8 2
9 1
10 1
11 0
12 0
13 -6
14 1
15 1
16 0
17 0
18 6
19 36
20 -19
21 1
22 0
23 0
24 0
25 -24
26 -240
27 151
28 1
29 0
30 0
31 0
32 24
33 120
34 1920
35 -1091
36 1
37 0
38 0
39 0
40 0
41 -120
42 -360
43 -17640
44 7841
45 1
46 0
47 0
48 0
49 0
50 120
51 720
52 0
53 183120
54 -56519
55 1
56 0
57 0
58 0
59 0
60 0
61 -720
62 -5040
63 20160
64 -2116800

List of values

[1, 1, 1, 1, 0, -1, 1, 0, 2, 1, 1, 0, 0, -6, 1, 1, 0, 0, 6, 36, -19, 1, 0, 0, 0, -24, -240, 151, 1, 0, 0, 0, 24, 120, 1920, -1091, 1, 0, 0, 0, 0, -120, -360, -17640, 7841, 1, 0, 0, 0, 0, 120, 720, 0, 183120, -56519, 1, 0, 0, 0, 0, 0, -720, -5040, 20160, -2116800]