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.

A101515 Symmetric square array, read by antidiagonals, such that the inverse binomial transform of row n forms the sequence: {C(n,k)*A101514(k), 0<=k<=n}, where A101514 equals the main diagonal shift right.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 1
6 1
7 3
8 3
9 1
10 1
11 4
12 7
13 4
14 1
15 1
16 5
17 13
18 13
19 5
20 1
21 1
22 6
23 21
24 35
25 21
26 6
27 1
28 1
29 7
30 31
31 77
32 77
33 31
34 7
35 1
36 1
37 8
38 43
39 146
40 236
41 146
42 43
43 8
44 1
45 1
46 9
47 57
48 249
49 596
50 596
51 249
52 57
53 9
54 1
55 1
56 10
57 73
58 393
59 1290
60 2037
61 1290
62 393
63 73
64 10
65 1
66 1
67 11
68 91
69 585
70 2486
71 5772
72 5772
73 2486
74 585

List of values

[1, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 4, 7, 4, 1, 1, 5, 13, 13, 5, 1, 1, 6, 21, 35, 21, 6, 1, 1, 7, 31, 77, 77, 31, 7, 1, 1, 8, 43, 146, 236, 146, 43, 8, 1, 1, 9, 57, 249, 596, 596, 249, 57, 9, 1, 1, 10, 73, 393, 1290, 2037, 1290, 393, 73, 10, 1, 1, 11, 91, 585, 2486, 5772, 5772, 2486, 585]