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.

A128618 Triangle read by rows: A128174 * A127647 as infinite lower triangular matrices.

Table of values

n a(n)
1 1
2 0
3 1
4 1
5 0
6 2
7 0
8 1
9 0
10 3
11 1
12 0
13 2
14 0
15 5
16 0
17 1
18 0
19 3
20 0
21 8
22 1
23 0
24 2
25 0
26 5
27 0
28 13
29 0
30 1
31 0
32 3
33 0
34 8
35 0
36 21
37 1
38 0
39 2
40 0
41 5
42 0
43 13
44 0
45 34
46 0
47 1
48 0
49 3
50 0
51 8
52 0
53 21
54 0
55 55
56 1
57 0
58 2
59 0
60 5
61 0
62 13
63 0
64 34
65 0
66 89
67 0
68 1
69 0
70 3
71 0
72 8
73 0
74 21
75 0
76 55
77 0
78 144
79 1
80 0
81 2
82 0
83 5
84 0
85 13
86 0
87 34
88 0
89 89
90 0
91 233

List of values

[1, 0, 1, 1, 0, 2, 0, 1, 0, 3, 1, 0, 2, 0, 5, 0, 1, 0, 3, 0, 8, 1, 0, 2, 0, 5, 0, 13, 0, 1, 0, 3, 0, 8, 0, 21, 1, 0, 2, 0, 5, 0, 13, 0, 34, 0, 1, 0, 3, 0, 8, 0, 21, 0, 55, 1, 0, 2, 0, 5, 0, 13, 0, 34, 0, 89, 0, 1, 0, 3, 0, 8, 0, 21, 0, 55, 0, 144, 1, 0, 2, 0, 5, 0, 13, 0, 34, 0, 89, 0, 233]