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.

A117607 Integer complexity of n represented with {1,+,!} and parentheses, where ! can be concatenated for multifactorials.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 3
7 4
8 4
9 5
10 6
11 7
12 3
13 4
14 4
15 5
16 4
17 5
18 5
19 6
20 6
21 4
22 5
23 6
24 3
25 4
26 4
27 5
28 4
29 5
30 5
31 6
32 4
33 5
34 5
35 6
36 3
37 4
38 5
39 5

List of values

[1, 2, 3, 4, 5, 3, 4, 4, 5, 6, 7, 3, 4, 4, 5, 4, 5, 5, 6, 6, 4, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 3, 4, 5, 5]