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.

A161645 First differences of A161644: number of new ON cells at generation n of the triangular cellular automaton described in A161644.

Table of values

n a(n)
0 0
1 1
2 3
3 6
4 6
5 6
6 12
7 18
8 12
9 6
10 12
11 24
12 30
13 24
14 30
15 42
16 24
17 6
18 12
19 24
20 30
21 30
22 42
23 66
24 66
25 36
26 30
27 60
28 84
29 72
30 78
31 96
32 48
33 6
34 12
35 24
36 30
37 30
38 42
39 66
40 66
41 42
42 42
43 78
44 114
45 114
46 114
47 150
48 138
49 60
50 30
51 60
52 84
53 90
54 114
55 174
56 198
57 132
58 90
59 144
60 210
61 192
62 192
63 210
64 96
65 6
66 12
67 24

List of values

[0, 1, 3, 6, 6, 6, 12, 18, 12, 6, 12, 24, 30, 24, 30, 42, 24, 6, 12, 24, 30, 30, 42, 66, 66, 36, 30, 60, 84, 72, 78, 96, 48, 6, 12, 24, 30, 30, 42, 66, 66, 42, 42, 78, 114, 114, 114, 150, 138, 60, 30, 60, 84, 90, 114, 174, 198, 132, 90, 144, 210, 192, 192, 210, 96, 6, 12, 24]

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

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