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.

A319095 Triangle read by rows: T(0,0) = 1; T(n,k) = T(n-1, k) + T(n-1, k-1) + T(n-1, k-2) + 3*T(n-1, k-3) + T(n-1, k-4) + T(n-1, k-5) + T(n-1, k-6) + T(n-1, k-7) for k = 0..7*n; T(n,k) = 0 for n or k < 0.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 3
5 1
6 1
7 1
8 1
9 1
10 2
11 3
12 8
13 9
14 10
15 15
16 12
17 11
18 10
19 9
20 4
21 3
22 2
23 1
24 1
25 3
26 6
27 16
28 27
29 39
30 64
31 78
32 90
33 108
34 108
35 102
36 94
37 84
38 60
39 46
40 33
41 21
42 10
43 6
44 3
45 1
46 1
47 4
48 10
49 28
50 59
51 104
52 188
53 288
54 401
55 556
56 686
57 796
58 899
59 944
60 928
61 880
62 803
63 668
64 542
65 420
66 305
67 200
68 132
69 80
70 43
71 20
72 10
73 4
74 1

List of values

[1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 2, 3, 8, 9, 10, 15, 12, 11, 10, 9, 4, 3, 2, 1, 1, 3, 6, 16, 27, 39, 64, 78, 90, 108, 108, 102, 94, 84, 60, 46, 33, 21, 10, 6, 3, 1, 1, 4, 10, 28, 59, 104, 188, 288, 401, 556, 686, 796, 899, 944, 928, 880, 803, 668, 542, 420, 305, 200, 132, 80, 43, 20, 10, 4, 1]