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.

A124530 Rectangular table, read by antidiagonals, such that the g.f. of row n, R_n(y), satisfies: R_n(y) = Sum_{k>=0} y^k * R_k(y)^(n*k) for n>=0, with R_0(y) = 1/(1-y).

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 5
14 1
15 1
16 1
17 4
18 10
19 16
20 1
21 1
22 1
23 5
24 16
25 39
26 62
27 1
28 1
29 1
30 6
31 23
32 71
33 174
34 274
35 1
36 1
37 1
38 7
39 31
40 113
41 351
42 858
43 1332
44 1
45 1
46 1
47 8
48 40
49 166
50 608
51 1891
52 4564
53 6978
54 1
55 1
56 1
57 9
58 50
59 231
60 961
61 3535
62 10888
63 25793
64 38873
65 1
66 1
67 1
68 10
69 61
70 309
71 1427

List of values

[1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 3, 5, 1, 1, 1, 4, 10, 16, 1, 1, 1, 5, 16, 39, 62, 1, 1, 1, 6, 23, 71, 174, 274, 1, 1, 1, 7, 31, 113, 351, 858, 1332, 1, 1, 1, 8, 40, 166, 608, 1891, 4564, 6978, 1, 1, 1, 9, 50, 231, 961, 3535, 10888, 25793, 38873, 1, 1, 1, 10, 61, 309, 1427]