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.

A134842 Triangle, n-th row = first n terms of n-th row of an array formed by A054525 * A051731(transform).

Table of values

n a(n)
1 1
2 -1
3 0
4 -1
5 -1
6 0
7 0
8 -1
9 0
10 0
11 -1
12 -1
13 -1
14 -1
15 0
16 1
17 0
18 0
19 0
20 1
21 0
22 -1
23 -1
24 -1
25 -1
26 -1
27 -1
28 0
29 0
30 0
31 0
32 -1
33 0
34 0
35 0
36 0
37 0
38 0
39 -1
40 0
41 0
42 -1
43 0
44 0
45 0
46 1
47 0
48 1
49 0
50 0
51 0
52 1
53 0
54 1
55 0

List of values

[1, -1, 0, -1, -1, 0, 0, -1, 0, 0, -1, -1, -1, -1, 0, 1, 0, 0, 0, 1, 0, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, -1, 0, 0, -1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0]