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.

A117389 A skew Delannoy number triangle read by rows.

Table of values

n a(n)
0 1
1 0
2 1
3 0
4 1
5 1
6 0
7 0
8 3
9 1
10 0
11 0
12 1
13 5
14 1
15 0
16 0
17 0
18 5
19 7
20 1
21 0
22 0
23 0
24 1
25 13
26 9
27 1
28 0
29 0
30 0
31 0
32 7
33 25
34 11
35 1
36 0
37 0
38 0
39 0
40 1
41 25
42 41
43 13
44 1
45 0
46 0
47 0
48 0
49 0
50 9
51 63
52 61
53 15
54 1
55 0
56 0
57 0
58 0
59 0
60 1
61 41
62 129
63 85
64 17
65 1

List of values

[1, 0, 1, 0, 1, 1, 0, 0, 3, 1, 0, 0, 1, 5, 1, 0, 0, 0, 5, 7, 1, 0, 0, 0, 1, 13, 9, 1, 0, 0, 0, 0, 7, 25, 11, 1, 0, 0, 0, 0, 1, 25, 41, 13, 1, 0, 0, 0, 0, 0, 9, 63, 61, 15, 1, 0, 0, 0, 0, 0, 1, 41, 129, 85, 17, 1]