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.

A384946 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 A384943.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 1
5 0
6 1
7 2
8 6
9 0
10 1
11 3
12 13
13 -9
14 0
15 1
16 4
17 21
18 -6
19 -244
20 0
21 1
22 5
23 30
24 10
25 -470
26 -39
27 0
28 1
29 6
30 40
31 40
32 -660
33 -674
34 11262
35 0
36 1
37 7
38 51
39 85
40 -795
41 -1824
42 19599
43 36971
44 0
45 1
46 8
47 63
48 146
49 -855
50 -3384
51 24171
52 100390
53 -268890
54 0
55 1
56 9
57 76
58 224
59 -819
60 -5224
61 24318
62 180627
63 -268456
64 -3724293
65 0

List of values

[1, 1, 0, 1, 1, 0, 1, 2, 6, 0, 1, 3, 13, -9, 0, 1, 4, 21, -6, -244, 0, 1, 5, 30, 10, -470, -39, 0, 1, 6, 40, 40, -660, -674, 11262, 0, 1, 7, 51, 85, -795, -1824, 19599, 36971, 0, 1, 8, 63, 146, -855, -3384, 24171, 100390, -268890, 0, 1, 9, 76, 224, -819, -5224, 24318, 180627, -268456, -3724293, 0]