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.

A347823 Triangle read by rows: T(n,k) = (n+k+1)*binomial(n,k), 0 <= k <= n.

Table of values

n a(n)
0 1
1 2
2 3
3 3
4 8
5 5
6 4
7 15
8 18
9 7
10 5
11 24
12 42
13 32
14 9
15 6
16 35
17 80
18 90
19 50
20 11
21 7
22 48
23 135
24 200
25 165
26 72
27 13
28 8
29 63
30 210
31 385
32 420
33 273
34 98
35 15
36 9
37 80
38 308
39 672
40 910
41 784
42 420
43 128
44 17
45 10
46 99
47 432
48 1092
49 1764
50 1890
51 1344
52 612
53 162
54 19
55 11
56 120
57 585
58 1680
59 3150
60 4032
61 3570
62 2160
63 855
64 200
65 21

List of values

[1, 2, 3, 3, 8, 5, 4, 15, 18, 7, 5, 24, 42, 32, 9, 6, 35, 80, 90, 50, 11, 7, 48, 135, 200, 165, 72, 13, 8, 63, 210, 385, 420, 273, 98, 15, 9, 80, 308, 672, 910, 784, 420, 128, 17, 10, 99, 432, 1092, 1764, 1890, 1344, 612, 162, 19, 11, 120, 585, 1680, 3150, 4032, 3570, 2160, 855, 200, 21]