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.

A293053 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. Product_{i>k} exp(x^i).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 0
5 3
6 1
7 0
8 2
9 13
10 1
11 0
12 0
13 6
14 73
15 1
16 0
17 0
18 6
19 36
20 501
21 1
22 0
23 0
24 0
25 24
26 240
27 4051
28 1
29 0
30 0
31 0
32 24
33 120
34 1920
35 37633
36 1
37 0
38 0
39 0
40 0
41 120
42 1080
43 17640
44 394353
45 1
46 0
47 0
48 0
49 0
50 120
51 720
52 10080
53 183120
54 4596553
55 1
56 0
57 0
58 0
59 0
60 0
61 720
62 5040
63 100800
64 2116800
65 58941091

List of values

[1, 1, 1, 1, 0, 3, 1, 0, 2, 13, 1, 0, 0, 6, 73, 1, 0, 0, 6, 36, 501, 1, 0, 0, 0, 24, 240, 4051, 1, 0, 0, 0, 24, 120, 1920, 37633, 1, 0, 0, 0, 0, 120, 1080, 17640, 394353, 1, 0, 0, 0, 0, 120, 720, 10080, 183120, 4596553, 1, 0, 0, 0, 0, 0, 720, 5040, 100800, 2116800, 58941091]