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.

A145141 Denominators of triangle T(n,k), n>=1, 0<=k<=n - 1, read by rows: T(n,k) is the coefficient of x^k in polynomial p_n for the n-th row sequence of A145153.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 2
6 2
7 1
8 3
9 2
10 6
11 1
12 4
13 24
14 4
15 24
16 1
17 5
18 12
19 24
20 12
21 120
22 1
23 3
24 360
25 16
26 144
27 48
28 720
29 1
30 42
31 20
32 45
33 48
34 144
35 240
36 5040
37 1
38 24
39 3360
40 1440
41 5760
42 144
43 2880
44 1440
45 40320
46 1
47 180
48 1260
49 90720
50 480
51 17280
52 80
53 8640
54 10080
55 362880
56 1
57 20
58 8400
59 4032
60 45360

List of values

[1, 1, 1, 1, 2, 2, 1, 3, 2, 6, 1, 4, 24, 4, 24, 1, 5, 12, 24, 12, 120, 1, 3, 360, 16, 144, 48, 720, 1, 42, 20, 45, 48, 144, 240, 5040, 1, 24, 3360, 1440, 5760, 144, 2880, 1440, 40320, 1, 180, 1260, 90720, 480, 17280, 80, 8640, 10080, 362880, 1, 20, 8400, 4032, 45360]