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.

A293135 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. Product_{i>0} Sum_{j=0..k} x^(j*i)/j!.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 1
5 0
6 1
7 1
8 2
9 0
10 1
11 1
12 3
13 12
14 0
15 1
16 1
17 3
18 12
19 48
20 0
21 1
22 1
23 3
24 13
25 72
26 360
27 0
28 1
29 1
30 3
31 13
32 72
33 480
34 2880
35 0
36 1
37 1
38 3
39 13
40 73
41 500
42 3780
43 25200
44 0
45 1
46 1
47 3
48 13
49 73
50 500
51 4020
52 35280
53 241920
54 0
55 1
56 1
57 3
58 13
59 73
60 501
61 4050
62 37380
63 372960
64 2903040
65 0

List of values

[1, 1, 0, 1, 1, 0, 1, 1, 2, 0, 1, 1, 3, 12, 0, 1, 1, 3, 12, 48, 0, 1, 1, 3, 13, 72, 360, 0, 1, 1, 3, 13, 72, 480, 2880, 0, 1, 1, 3, 13, 73, 500, 3780, 25200, 0, 1, 1, 3, 13, 73, 500, 4020, 35280, 241920, 0, 1, 1, 3, 13, 73, 501, 4050, 37380, 372960, 2903040, 0]