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.

A212009 Number of toothpicks or D-toothpicks added at n-th stage in the toothpick structure of A212008.

Table of values

n a(n)
0 0
1 1
2 4
3 8
4 16
5 22
6 20
7 24
8 36
9 40
10 32
11 44
12 56
13 94
14 60
15 56
16 76
17 72
18 32
19 48
20 72
21 112
22 132
23 140
24 136
25 168
26 112
27 132
28 140
29 238
30 148
31 120
32 156
33 136
34 32
35 48
36 72
37 112
38 132

List of values

[0, 1, 4, 8, 16, 22, 20, 24, 36, 40, 32, 44, 56, 94, 60, 56, 76, 72, 32, 48, 72, 112, 132, 140, 136, 168, 112, 132, 140, 238, 148, 120, 156, 136, 32, 48, 72, 112, 132]