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.

A074027 Number of binary Lyndon words of length n with trace 0 and subtrace 0 over Z_2.

Table of values

n a(n)
1 1
2 0
3 0
4 0
5 1
6 2
7 5
8 8
9 15
10 24
11 45
12 80
13 155
14 288
15 550
16 1024
17 1935
18 3626
19 6885
20 13056
21 24940
22 47616
23 91225
24 174760
25 335626
26 645120
27 1242600
28 2396160
29 4627915
30 8947294
31 17318945
32 33554432
33 65076240
34 126320640
35 245424829
36 477211280
37 928638035
38 1808400384
39 3524082400

List of values

[1, 0, 0, 0, 1, 2, 5, 8, 15, 24, 45, 80, 155, 288, 550, 1024, 1935, 3626, 6885, 13056, 24940, 47616, 91225, 174760, 335626, 645120, 1242600, 2396160, 4627915, 8947294, 17318945, 33554432, 65076240, 126320640, 245424829, 477211280, 928638035, 1808400384, 3524082400]

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

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