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.

A106828 Triangle T(n,k) read by rows: associated Stirling numbers of first kind (n >= 0 and 0 <= k <= floor(n/2)).

Table of values

n a(n)
0 1
1 0
2 0
3 1
4 0
5 2
6 0
7 6
8 3
9 0
10 24
11 20
12 0
13 120
14 130
15 15
16 0
17 720
18 924
19 210
20 0
21 5040
22 7308
23 2380
24 105
25 0
26 40320
27 64224
28 26432
29 2520
30 0
31 362880
32 623376
33 303660
34 44100
35 945
36 0
37 3628800
38 6636960
39 3678840
40 705320
41 34650
42 0
43 39916800
44 76998240
45 47324376
46 11098780
47 866250
48 10395

List of values

[1, 0, 0, 1, 0, 2, 0, 6, 3, 0, 24, 20, 0, 120, 130, 15, 0, 720, 924, 210, 0, 5040, 7308, 2380, 105, 0, 40320, 64224, 26432, 2520, 0, 362880, 623376, 303660, 44100, 945, 0, 3628800, 6636960, 3678840, 705320, 34650, 0, 39916800, 76998240, 47324376, 11098780, 866250, 10395]