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.

A306288 Irregular triangle T(n,k), 1 <= n, 1 <= k <= (2/3)*(2+2^(2*n)), read by rows: T(n,k) determines absolute directions along the perimeter of the n-th T-type Hilbert Tree.

Table of values

n a(n)
1 3
2 0
3 1
4 2
5 3
6 3
7 2
8 3
9 0
10 0
11 0
12 1
13 2
14 1
15 1
16 2
17 3
18 3
19 2
20 3
21 0
22 3
23 3
24 2
25 1
26 2
27 2
28 3
29 0
30 3
31 2
32 3
33 0
34 0
35 1
36 0
37 3
38 0
39 1
40 0
41 3
42 0
43 0
44 1
45 2
46 1
47 0
48 1
49 2
50 2
51 3
52 2
53 1
54 1
55 0
56 1
57 2
58 1
59 1
60 2
61 3
62 3
63 2
64 3
65 0
66 3
67 3
68 2
69 1
70 2
71 2
72 3
73 0
74 3
75 2
76 3
77 0
78 0
79 1
80 0
81 3
82 3
83 2
84 3
85 0

List of values

[3, 0, 1, 2, 3, 3, 2, 3, 0, 0, 0, 1, 2, 1, 1, 2, 3, 3, 2, 3, 0, 3, 3, 2, 1, 2, 2, 3, 0, 3, 2, 3, 0, 0, 1, 0, 3, 0, 1, 0, 3, 0, 0, 1, 2, 1, 0, 1, 2, 2, 3, 2, 1, 1, 0, 1, 2, 1, 1, 2, 3, 3, 2, 3, 0, 3, 3, 2, 1, 2, 2, 3, 0, 3, 2, 3, 0, 0, 1, 0, 3, 3, 2, 3, 0]