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.

A319092 Triangle read by rows: T(0,0) = 1; T(n,k) = T(n-1, k) + 2*T(n-1, k-1) + 3*T(n-1, k-2) + 4*T(n-1, k-3) + 5*T(n-1, k-4) + 6*T(n-1, k-5) for k = 0..5*n; T(n,k)=0 for n or k < 0.

Table of values

n a(n)
0 1
1 1
2 2
3 3
4 4
5 5
6 6
7 1
8 4
9 10
10 20
11 35
12 56
13 70
14 76
15 73
16 60
17 36
18 1
19 6
20 21
21 56
22 126
23 252
24 441
25 684
26 954
27 1204
28 1365
29 1344
30 1169
31 882
32 540
33 216
34 1
35 8
36 36
37 120
38 330
39 792
40 1688
41 3232
42 5619
43 8944
44 13088
45 17568
46 21642
47 24456
48 25236
49 23528
50 19489
51 14232
52 8856
53 4320
54 1296
55 1
56 10
57 55
58 220
59 715
60 2002
61 4970

List of values

[1, 1, 2, 3, 4, 5, 6, 1, 4, 10, 20, 35, 56, 70, 76, 73, 60, 36, 1, 6, 21, 56, 126, 252, 441, 684, 954, 1204, 1365, 1344, 1169, 882, 540, 216, 1, 8, 36, 120, 330, 792, 1688, 3232, 5619, 8944, 13088, 17568, 21642, 24456, 25236, 23528, 19489, 14232, 8856, 4320, 1296, 1, 10, 55, 220, 715, 2002, 4970]