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.

A295381 Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. exp(-k*x/(1 - x))/(1 - x).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 0
5 2
6 1
7 -1
8 -1
9 6
10 1
11 -2
12 -2
13 -4
14 24
15 1
16 -3
17 -1
18 -2
19 -15
20 120
21 1
22 -4
23 2
24 6
25 8
26 -56
27 720
28 1
29 -5
30 7
31 14
32 33
33 88
34 -185
35 5040
36 1
37 -6
38 14
39 16
40 24
41 102
42 592
43 -204
44 40320
45 1
46 -7
47 23
48 6
49 -31
50 -104
51 -9
52 3344
53 6209
54 362880
55 1
56 -8
57 34
58 -22
59 -120
60 -380
61 -1328
62 -3762
63 14464
64 112400
65 3628800

List of values

[1, 1, 1, 1, 0, 2, 1, -1, -1, 6, 1, -2, -2, -4, 24, 1, -3, -1, -2, -15, 120, 1, -4, 2, 6, 8, -56, 720, 1, -5, 7, 14, 33, 88, -185, 5040, 1, -6, 14, 16, 24, 102, 592, -204, 40320, 1, -7, 23, 6, -31, -104, -9, 3344, 6209, 362880, 1, -8, 34, -22, -120, -380, -1328, -3762, 14464, 112400, 3628800]