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.

A365673 Array A(n, k) read by ascending antidiagonals. Polygonal number weighted generalized Catalan sequences.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 2
9 1
10 1
11 1
12 3
13 4
14 1
15 1
16 1
17 4
18 15
19 8
20 1
21 1
22 1
23 5
24 34
25 105
26 16
27 1
28 1
29 1
30 6
31 61
32 496
33 945
34 32
35 1
36 1
37 1
38 7
39 96
40 1385
41 11056
42 10395
43 64
44 1
45 1
46 1
47 8
48 139
49 2976
50 50521
51 349504
52 135135
53 128
54 1
55 1
56 1
57 9
58 190
59 5473
60 151416
61 2702765
62 14873104
63 2027025
64 256
65 1

List of values

[1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 3, 4, 1, 1, 1, 4, 15, 8, 1, 1, 1, 5, 34, 105, 16, 1, 1, 1, 6, 61, 496, 945, 32, 1, 1, 1, 7, 96, 1385, 11056, 10395, 64, 1, 1, 1, 8, 139, 2976, 50521, 349504, 135135, 128, 1, 1, 1, 9, 190, 5473, 151416, 2702765, 14873104, 2027025, 256, 1]