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.

A217521 Base-4 state complexity of partitioned deterministic finite automaton (PDFA) for the periodic sequence (123...n)*.

Table of values

n a(n)
2 3
3 3
4 5
5 10
6 7
7 21
8 13
9 27
10 21
11 55
12 13
13 78
14 43
15 30
16 21
17 68
18 55
19 171
20 41
21 63
22 111
23 253
24 29
25 250
26 157
27 243
28 85
29 406
30 61
31 155
32 53
33 165
34 137
35 210
36 109
37 666
38 343
39 234
40 85
41 410
42 127
43 301
44 221
45 270
46 507
47 1081
48 53
49 1029
50 501
51 204
52 313
53 1378
54 487

List of values

[3, 3, 5, 10, 7, 21, 13, 27, 21, 55, 13, 78, 43, 30, 21, 68, 55, 171, 41, 63, 111, 253, 29, 250, 157, 243, 85, 406, 61, 155, 53, 165, 137, 210, 109, 666, 343, 234, 85, 410, 127, 301, 221, 270, 507, 1081, 53, 1029, 501, 204, 313, 1378, 487]