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.

A144029 Eigentriangle by rows, A055615(n-k+1)*A144028(k-1); 1<=k<=n.

Table of values

n a(n)
1 1
2 -2
3 1
4 -3
5 -2
6 -1
7 0
8 -3
9 2
10 -6
11 -5
12 0
13 3
14 12
15 -7
16 6
17 -5
18 0
19 18
20 14
21 3
22 -7
23 6
24 5
25 0
26 21
27 -6
28 36
29 0
30 -7
31 -6
32 30
33 0
34 -9
35 -72
36 55
37 0
38 0
39 7
40 -36
41 35
42 0
43 -108
44 -110
45 -9
46 10
47 0
48 0
49 42
50 -42
51 -15
52 0
53 -165
54 18
55 -221
56 -11
57 10
58 0
59 0
60 49
61 18
62 -180
63 0
64 27
65 442
66 -373
67 0
68 -11
69 -10
70 0
71 0
72 -21
73 216
74 -275
75 0
76 663
77 746
78 -18

List of values

[1, -2, 1, -3, -2, -1, 0, -3, 2, -6, -5, 0, 3, 12, -7, 6, -5, 0, 18, 14, 3, -7, 6, 5, 0, 21, -6, 36, 0, -7, -6, 30, 0, -9, -72, 55, 0, 0, 7, -36, 35, 0, -108, -110, -9, 10, 0, 0, 42, -42, -15, 0, -165, 18, -221, -11, 10, 0, 0, 49, 18, -180, 0, 27, 442, -373, 0, -11, -10, 0, 0, -21, 216, -275, 0, 663, 746, -18]