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.

A079408 Array T(m,n) (m>=0, n>=0) read by antidiagonals: T(0, 0) = 1, T(0, n) = 0 if n != 0, T(m, n) = T(m-1, T(m-1, n)) + T(m-1, n - T(m-1, n-1)) if m > 0.

Table of values

n a(n)
0 1
1 1
2 0
3 3
4 2
5 0
6 6
7 2
8 1
9 0
10 12
11 6
12 3
13 1
14 0
15 24
16 12
17 6
18 3
19 1
20 0
21 48
22 24
23 12
24 6
25 3
26 1
27 0
28 96
29 48
30 24
31 12
32 5
33 3
34 1
35 0
36 192
37 96
38 48
39 24
40 12
41 6
42 3
43 1
44 0
45 384
46 192
47 96
48 48
49 24
50 12
51 6
52 3
53 1
54 0
55 768
56 384
57 192
58 96
59 48
60 24
61 12
62 6
63 3
64 1
65 0
66 1536
67 768
68 384
69 192
70 96
71 48
72 24
73 12
74 6
75 3
76 1
77 0
78 3072
79 1536

List of values

[1, 1, 0, 3, 2, 0, 6, 2, 1, 0, 12, 6, 3, 1, 0, 24, 12, 6, 3, 1, 0, 48, 24, 12, 6, 3, 1, 0, 96, 48, 24, 12, 5, 3, 1, 0, 192, 96, 48, 24, 12, 6, 3, 1, 0, 384, 192, 96, 48, 24, 12, 6, 3, 1, 0, 768, 384, 192, 96, 48, 24, 12, 6, 3, 1, 0, 1536, 768, 384, 192, 96, 48, 24, 12, 6, 3, 1, 0, 3072, 1536]