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.

A214247 Number A(n,k) of compositions of n where differences between neighboring parts are in {-k,k}; square array A(n,k), n>=0, k>=0, read by antidiagonals.

Table of values

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

List of values

[1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 3, 3, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 3, 4, 4, 1, 1, 1, 1, 1, 2, 5, 2, 1, 1, 1, 1, 1, 3, 3, 5, 4, 1, 1, 1, 1, 1, 1, 2, 2, 7, 3, 1, 1, 1, 1, 1, 1, 3, 3, 6, 10, 4, 1, 1, 1, 1, 1, 1, 1, 2, 1, 4, 9, 2]