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.

A370772 Triangle read by rows: T(n,k) is the number of k-trees with n unlabeled nodes rooted at a hedron.

Table of values

n a(n)
0 0
1 1
2 0
3 1
4 1
5 0
6 1
7 1
8 1
9 0
10 1
11 3
12 1
13 1
14 0
15 1
16 6
17 3
18 1
19 1
20 0
21 1
22 16
23 10
24 3
25 1
26 1
27 0
28 1
29 37
30 39
31 10
32 3
33 1
34 1
35 0
36 1
37 96
38 164
39 48
40 10
41 3
42 1
43 1
44 0
45 1
46 239
47 746
48 253
49 48
50 10
51 3
52 1
53 1
54 0
55 1
56 622
57 3474
58 1584
59 273
60 48
61 10
62 3
63 1
64 1
65 0
66 1
67 1607
68 16658
69 10500
70 1913
71 273
72 48
73 10
74 3
75 1
76 1
77 0

List of values

[0, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 3, 1, 1, 0, 1, 6, 3, 1, 1, 0, 1, 16, 10, 3, 1, 1, 0, 1, 37, 39, 10, 3, 1, 1, 0, 1, 96, 164, 48, 10, 3, 1, 1, 0, 1, 239, 746, 253, 48, 10, 3, 1, 1, 0, 1, 622, 3474, 1584, 273, 48, 10, 3, 1, 1, 0, 1, 1607, 16658, 10500, 1913, 273, 48, 10, 3, 1, 1, 0]