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.

A226377 Lucas numbers differences triangle T(n,k), k<=n, where column k+1 holds the k-th differences of A000204, read by rows.

Table of values

n a(n)
1 1
2 3
3 2
4 4
5 1
6 -1
7 7
8 3
9 2
10 3
11 11
12 4
13 1
14 -1
15 -4
16 18
17 7
18 3
19 2
20 3
21 7
22 29
23 11
24 4
25 1
26 -1
27 -4
28 -11
29 47
30 18
31 7
32 3
33 2
34 3
35 7
36 18
37 76
38 29
39 11
40 4
41 1
42 -1
43 -4
44 -11
45 -29
46 123
47 47
48 18
49 7
50 3
51 2
52 3
53 7
54 18
55 47
56 199
57 76
58 29
59 11
60 4
61 1
62 -1
63 -4
64 -1
65 -29
66 -76
67 -199

List of values

[1, 3, 2, 4, 1, -1, 7, 3, 2, 3, 11, 4, 1, -1, -4, 18, 7, 3, 2, 3, 7, 29, 11, 4, 1, -1, -4, -11, 47, 18, 7, 3, 2, 3, 7, 18, 76, 29, 11, 4, 1, -1, -4, -11, -29, 123, 47, 18, 7, 3, 2, 3, 7, 18, 47, 199, 76, 29, 11, 4, 1, -1, -4, -1, -29, -76, -199]