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.

A102365 Triangle T(n,k), 0 <= k <= n, read by rows: given by [ 1, 0, 3, 0, 5, 0, 7, 0, 9, 0, ...] DELTA [ 0, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, ...] where DELTA is the operator defined in A084938.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 1
5 0
6 1
7 5
8 1
9 0
10 1
11 18
12 15
13 1
14 0
15 1
16 58
17 129
18 37
19 1
20 0
21 1
22 179
23 877
24 646
25 83
26 1
27 0
28 1
29 543
30 5280
31 8030
32 2685
33 177
34 1
35 0
36 1
37 1636
38 29658
39 82610
40 56285
41 10002
42 367
43 1
44 0
45 1
46 4916
47 159742
48 756218
49 919615
50 335162
51 34777
52 749
53 1
54 0

List of values

[1, 1, 0, 1, 1, 0, 1, 5, 1, 0, 1, 18, 15, 1, 0, 1, 58, 129, 37, 1, 0, 1, 179, 877, 646, 83, 1, 0, 1, 543, 5280, 8030, 2685, 177, 1, 0, 1, 1636, 29658, 82610, 56285, 10002, 367, 1, 0, 1, 4916, 159742, 756218, 919615, 335162, 34777, 749, 1, 0]