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.

A136256 Triangle of the coefficients [x^k] of the linear form (x*B_{n-1}(x)-(d/dx) B_n(x)) of the polynomials defined in A137276, 0<=k<=n.

Table of values

n a(n)
0 0
1 -1
2 1
3 0
4 -2
5 1
6 -1
7 2
8 -3
9 1
10 0
11 0
12 1
13 -4
14 1
15 3
16 -2
17 3
18 0
19 -5
20 1
21 0
22 6
23 -3
24 8
25 -1
26 -6
27 1
28 -5
29 2
30 6
31 -3
32 15
33 -2
34 -7
35 1
36 0
37 -16
38 5
39 0
40 -2
41 24
42 -3
43 -8
44 1
45 7
46 -2
47 -30
48 8
49 -15
50 0
51 35
52 -4
53 -9
54 1
55 0
56 30
57 -7
58 -40
59 10
60 -42
61 3
62 48
63 -5
64 -10
65 1
66 -9
67 2
68 75
69 -15
70 -35
71 10
72 -84
73 7
74 63
75 -6
76 -11
77 1

List of values

[0, -1, 1, 0, -2, 1, -1, 2, -3, 1, 0, 0, 1, -4, 1, 3, -2, 3, 0, -5, 1, 0, 6, -3, 8, -1, -6, 1, -5, 2, 6, -3, 15, -2, -7, 1, 0, -16, 5, 0, -2, 24, -3, -8, 1, 7, -2, -30, 8, -15, 0, 35, -4, -9, 1, 0, 30, -7, -40, 10, -42, 3, 48, -5, -10, 1, -9, 2, 75, -15, -35, 10, -84, 7, 63, -6, -11, 1]