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.

A143119 Triangle read by rows, A051731 * A026741 * 0^(n-k), 1<=k<=n.

Table of values

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

List of values

[1, 1, 1, 1, 0, 3, 1, 1, 0, 2, 1, 0, 0, 0, 5, 1, 1, 3, 0, 0, 3, 1, 0, 0, 0, 0, 0, 7, 1, 1, 0, 2, 0, 0, 0, 4, 1, 0, 3, 0, 0, 0, 0, 0, 9, 1, 1, 0, 0, 5, 0, 0, 0, 0, 5, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 1, 1, 3, 2, 0, 30, 0, 0, 0, 0, 6, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 1, 1, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 7]