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.

A220525 Number of toothpicks or D-toothpicks added at n-th stage to the structure of A220524.

Table of values

n a(n)
0 0
1 1
2 2
3 4
4 4
5 4
6 8
7 11
8 8
9 4
10 8
11 16
12 24
13 16
14 20
15 25
16 16
17 4
18 8
19 16
20 24
21 32
22 36
23 42
24 44
25 20
26 24
27 44
28 64
29 40
30 44
31 53
32 32
33 4
34 8
35 16
36 24
37 32
38 36
39 44
40 52
41 42
42 48
43 64
44 100
45 80
46 84
47 91
48 84
49 28
50 24
51 48
52 72
53 92
54 104
55 124
56 132
57 54
58 56
59 100
60 144
61 88
62 92
63 109
64 64
65 4

List of values

[0, 1, 2, 4, 4, 4, 8, 11, 8, 4, 8, 16, 24, 16, 20, 25, 16, 4, 8, 16, 24, 32, 36, 42, 44, 20, 24, 44, 64, 40, 44, 53, 32, 4, 8, 16, 24, 32, 36, 44, 52, 42, 48, 64, 100, 80, 84, 91, 84, 28, 24, 48, 72, 92, 104, 124, 132, 54, 56, 100, 144, 88, 92, 109, 64, 4]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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