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.

A130456 Triangle, read by rows of 2n+1 terms, where row n+1 is generated by taking partial sums of row n and then append a zero followed by the final term in the partial sums of row n, for n>=0, with T(0,0)=1.

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 1
5 1
6 2
7 0
8 2
9 1
10 2
11 4
12 4
13 6
14 0
15 6
16 1
17 3
18 7
19 11
20 17
21 17
22 23
23 0
24 23
25 1
26 4
27 11
28 22
29 39
30 56
31 79
32 79
33 102
34 0
35 102
36 1
37 5
38 16
39 38
40 77
41 133
42 212
43 291
44 393
45 393
46 495
47 0
48 495
49 1
50 6
51 22
52 60
53 137
54 270
55 482
56 773
57 1166
58 1559
59 2054
60 2054
61 2549
62 0
63 2549
64 1
65 7
66 29
67 89
68 226
69 496
70 978

List of values

[1, 1, 0, 1, 1, 1, 2, 0, 2, 1, 2, 4, 4, 6, 0, 6, 1, 3, 7, 11, 17, 17, 23, 0, 23, 1, 4, 11, 22, 39, 56, 79, 79, 102, 0, 102, 1, 5, 16, 38, 77, 133, 212, 291, 393, 393, 495, 0, 495, 1, 6, 22, 60, 137, 270, 482, 773, 1166, 1559, 2054, 2054, 2549, 0, 2549, 1, 7, 29, 89, 226, 496, 978]