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.

A178107 Coefficient array for orthogonal polynomials P(n,x)=x*P(n-1,x)-(2*floor((n+2)/2)-3)*P(n-2,x), P(0,x)=1,P(1,x)=x.

Table of values

n a(n)
0 1
1 0
2 1
3 -1
4 0
5 1
6 0
7 -2
8 0
9 1
10 3
11 0
12 -5
13 0
14 1
15 0
16 9
17 0
18 -8
19 0
20 1
21 -15
22 0
23 34
24 0
25 -13
26 0
27 1
28 0
29 -60
30 0
31 74
32 0
33 -18
34 0
35 1
36 105
37 0
38 -298
39 0
40 165
41 0
42 -25
43 0
44 1
45 0
46 525
47 0
48 -816
49 0
50 291
51 0
52 -32
53 0
54 1
55 -945
56 0
57 3207
58 0
59 -2301
60 0
61 516
62 0
63 -41
64 0
65 1
66 0
67 -5670
68 0
69 10551
70 0
71 -4920
72 0
73 804
74 0

List of values

[1, 0, 1, -1, 0, 1, 0, -2, 0, 1, 3, 0, -5, 0, 1, 0, 9, 0, -8, 0, 1, -15, 0, 34, 0, -13, 0, 1, 0, -60, 0, 74, 0, -18, 0, 1, 105, 0, -298, 0, 165, 0, -25, 0, 1, 0, 525, 0, -816, 0, 291, 0, -32, 0, 1, -945, 0, 3207, 0, -2301, 0, 516, 0, -41, 0, 1, 0, -5670, 0, 10551, 0, -4920, 0, 804, 0]