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.

A384903 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of B(x)^k, where B(x) is the g.f. of A384898.

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 7
13 6
14 0
15 1
16 4
17 12
18 18
19 10
20 0
21 1
22 5
23 18
24 37
25 41
26 -39
27 0
28 1
29 6
30 25
31 64
32 102
33 -22
34 -546
35 0
36 1
37 7
38 33
39 100
40 203
41 96
42 -1074
43 -3563
44 0
45 1
46 8
47 42
48 146
49 355
50 372
51 -1419
52 -8332
53 -18918
54 0
55 1
56 9
57 52
58 203
59 570
60 876
61 -1338
62 -13974
63 -48606
64 -68472
65 0

List of values

[1, 1, 0, 1, 1, 0, 1, 2, 3, 0, 1, 3, 7, 6, 0, 1, 4, 12, 18, 10, 0, 1, 5, 18, 37, 41, -39, 0, 1, 6, 25, 64, 102, -22, -546, 0, 1, 7, 33, 100, 203, 96, -1074, -3563, 0, 1, 8, 42, 146, 355, 372, -1419, -8332, -18918, 0, 1, 9, 52, 203, 570, 876, -1338, -13974, -48606, -68472, 0]