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.

A140581 Triangle read by rows, A054525 * A140256.

Table of values

n a(n)
1 1
2 1
3 1
4 2
5 0
6 1
7 0
8 1
9 0
10 1
11 4
12 0
13 0
14 0
15 1
16 -3
17 2
18 1
19 0
20 0
21 1
22 6
23 0
24 0
25 0
26 0
27 0
28 1
29 0
30 0
31 0
32 1
33 0
34 0
35 0
36 1
37 0
38 0
39 2
40 0
41 0
42 0
43 0
44 0
45 1
46 -5
47 4
48 0
49 0
50 1
51 0
52 0
53 0
54 0
55 1
56 10
57 0
58 0
59 0
60 0
61 0
62 0
63 0
64 0
65 0
66 1
67 0
68 -3
69 0
70 20
71 1
72 0
73 0
74 0
75 0
76 0
77 1
78 12
79 0
80 0
81 0
82 0
83 0
84 0
85 0
86 0
87 0
88 0
89 0
90 1
91 -7
92 6
93 0
94 0
95 0
96 0
97 1
98 0
99 0
100 0
101 0
102 0
103 0
104 1

List of values

[1, 1, 1, 2, 0, 1, 0, 1, 0, 1, 4, 0, 0, 0, 1, -3, 2, 1, 0, 0, 1, 6, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 2, 0, 0, 0, 0, 0, 1, -5, 4, 0, 0, 1, 0, 0, 0, 0, 1, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, -3, 0, 20, 1, 0, 0, 0, 0, 0, 1, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -7, 6, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1]