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.

A384802 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of e.g.f. B(x)^k, where B(x) is the e.g.f. of A213109.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 1
5 0
6 1
7 2
8 3
9 0
10 1
11 3
12 8
13 22
14 0
15 1
16 4
17 15
18 62
19 233
20 0
21 1
22 5
23 24
24 126
25 696
26 3716
27 0
28 1
29 6
30 35
31 220
32 1497
33 11082
34 77257
35 0
36 1
37 7
38 48
39 350
40 2768
41 24228
42 229756
43 2026606
44 0
45 1
46 8
47 63
48 522
49 4665
50 46004
51 504657
52 5961846
53 63726497
54 0
55 1
56 9
57 80
58 742
59 7368
60 80100
61 969400
62 13042326
63 185814320
64 2333516392
65 0

List of values

[1, 1, 0, 1, 1, 0, 1, 2, 3, 0, 1, 3, 8, 22, 0, 1, 4, 15, 62, 233, 0, 1, 5, 24, 126, 696, 3716, 0, 1, 6, 35, 220, 1497, 11082, 77257, 0, 1, 7, 48, 350, 2768, 24228, 229756, 2026606, 0, 1, 8, 63, 522, 4665, 46004, 504657, 5961846, 63726497, 0, 1, 9, 80, 742, 7368, 80100, 969400, 13042326, 185814320, 2333516392, 0]