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.

A137710 Triangle read by rows: T(n,k) = T(n-1, k-1) - T(n-k, k-1); left border = (1, 2, 4, 8, 16, 32, ...).

Table of values

n a(n)
1 1
2 2
3 1
4 4
5 1
6 1
7 8
8 2
9 1
10 1
11 16
12 4
13 2
14 1
15 1
16 32
17 8
18 3
19 2
20 1
21 1
22 64
23 16
24 6
25 2
26 2
27 1
28 1
29 64
30 16
31 6
32 2
33 2
34 1
35 1
36 128
37 32
38 12
39 5
40 2
41 2
42 1
43 1
44 256
45 64
46 24
47 10
48 4
49 2
50 2
51 1
52 1
53 512
54 128
55 48
56 21
57 9
58 4
59 2
60 2
61 1
62 1
63 1024
64 256
65 96
66 42
67 19
68 18
69 4
70 2
71 2
72 1
73 1
74 2048
75 512
76 192
77 84
78 40
79 18
80 18
81 4
82 2
83 2
84 1
85 1

List of values

[1, 2, 1, 4, 1, 1, 8, 2, 1, 1, 16, 4, 2, 1, 1, 32, 8, 3, 2, 1, 1, 64, 16, 6, 2, 2, 1, 1, 64, 16, 6, 2, 2, 1, 1, 128, 32, 12, 5, 2, 2, 1, 1, 256, 64, 24, 10, 4, 2, 2, 1, 1, 512, 128, 48, 21, 9, 4, 2, 2, 1, 1, 1024, 256, 96, 42, 19, 18, 4, 2, 2, 1, 1, 2048, 512, 192, 84, 40, 18, 18, 4, 2, 2, 1, 1]