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.

A048999 Triangle giving coefficients of (n+1)!*B_n(x), where B_n(x) is a Bernoulli polynomial, ordered by falling powers of x.

Table of values

n a(n)
0 1
1 2
2 -1
3 6
4 -6
5 1
6 24
7 -36
8 12
9 0
10 120
11 -240
12 120
13 0
14 -4
15 720
16 -1800
17 1200
18 0
19 -120
20 0
21 5040
22 -15120
23 12600
24 0
25 -2520
26 0
27 120
28 40320
29 -141120
30 141120
31 0
32 -47040
33 0
34 6720
35 0
36 362880
37 -1451520
38 1693440
39 0
40 -846720
41 0
42 241920
43 0
44 -12096
45 3628800

List of values

[1, 2, -1, 6, -6, 1, 24, -36, 12, 0, 120, -240, 120, 0, -4, 720, -1800, 1200, 0, -120, 0, 5040, -15120, 12600, 0, -2520, 0, 120, 40320, -141120, 141120, 0, -47040, 0, 6720, 0, 362880, -1451520, 1693440, 0, -846720, 0, 241920, 0, -12096, 3628800]