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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.

A218853 Triangle read by rows, coefficients of the Bernoulli polynomials B_{n}(x) times A144845(n) in increasing powers.

Table of values

n a(n)
0 1
1 -1
2 2
3 1
4 -6
5 6
6 0
7 1
8 -3
9 2
10 -1
11 0
12 30
13 -60
14 30
15 0
16 -1
17 0
18 10
19 -15
20 6
21 1
22 0
23 -21
24 0
25 105
26 -126
27 42
28 0
29 1
30 0
31 -7
32 0
33 21
34 -21
35 6
36 -1
37 0
38 20
39 0
40 -70
41 0
42 140
43 -120
44 30
45 0
46 -3
47 0
48 20
49 0
50 -42
51 0
52 60
53 -45
54 10
55 5
56 0
57 -99
58 0
59 330
60 0
61 -462
62 0
63 495
64 -330
65 66
66 0
67 5
68 0

List of values

[1, -1, 2, 1, -6, 6, 0, 1, -3, 2, -1, 0, 30, -60, 30, 0, -1, 0, 10, -15, 6, 1, 0, -21, 0, 105, -126, 42, 0, 1, 0, -7, 0, 21, -21, 6, -1, 0, 20, 0, -70, 0, 140, -120, 30, 0, -3, 0, 20, 0, -42, 0, 60, -45, 10, 5, 0, -99, 0, 330, 0, -462, 0, 495, -330, 66, 0, 5, 0]