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.

A171731 Triangle T : T(n,k)= binomial(n,k)*Fibonacci(n-k)= A007318(n,k)*A000045(n-k).

Table of values

n a(n)
0 0
1 1
2 0
3 1
4 2
5 0
6 2
7 3
8 3
9 0
10 3
11 8
12 6
13 4
14 0
15 5
16 15
17 20
18 10
19 5
20 0
21 8
22 30
23 45
24 40
25 15
26 6
27 0
28 13
29 56
30 105
31 105
32 70
33 21
34 7
35 0
36 21
37 104
38 224
39 280
40 210
41 112
42 28
43 8
44 0
45 34
46 189
47 468
48 672
49 630
50 378
51 168
52 36
53 9
54 0
55 55
56 340
57 945
58 1560
59 1680
60 1260
61 630
62 240
63 45
64 10
65 0

List of values

[0, 1, 0, 1, 2, 0, 2, 3, 3, 0, 3, 8, 6, 4, 0, 5, 15, 20, 10, 5, 0, 8, 30, 45, 40, 15, 6, 0, 13, 56, 105, 105, 70, 21, 7, 0, 21, 104, 224, 280, 210, 112, 28, 8, 0, 34, 189, 468, 672, 630, 378, 168, 36, 9, 0, 55, 340, 945, 1560, 1680, 1260, 630, 240, 45, 10, 0]