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.

A340031 Irregular triangle read by rows T(n,k) in which row n lists n blocks, where the m-th block consists of A000041(m-1) copies of the j-th row of triangle A127093, where j = n - m + 1 and 1 <= m <= n.

Table of values

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

List of values

[1, 1, 2, 1, 1, 0, 3, 1, 2, 1, 1, 1, 2, 0, 4, 1, 0, 3, 1, 2, 1, 2, 1, 1, 1, 1, 0, 0, 0, 5, 1, 2, 0, 4, 1, 0, 3, 1, 0, 3, 1, 2, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 2, 3, 0, 0, 6, 1, 0, 0, 0, 5, 1, 2, 0, 4, 1, 2, 0, 4, 1, 0, 3, 1, 0, 3, 1, 0, 3, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1]