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.

A164387 Number of binary strings of length n with no substrings equal to 0000 or 0010.

Table of values

n a(n)
0 1
1 2
2 4
3 8
4 14
5 25
6 45
7 82
8 149
9 270
10 489
11 886
12 1606
13 2911
14 5276
15 9562
16 17330
17 31409
18 56926
19 103173
20 186991
21 338903
22 614229
23 1113231
24 2017624
25 3656749
26 6627505
27 12011714
28 21770074
29 39456161
30 71510489
31 129605869
32 234898146
33 425730250
34 771595046
35 1398441654

List of values

[1, 2, 4, 8, 14, 25, 45, 82, 149, 270, 489, 886, 1606, 2911, 5276, 9562, 17330, 31409, 56926, 103173, 186991, 338903, 614229, 1113231, 2017624, 3656749, 6627505, 12011714, 21770074, 39456161, 71510489, 129605869, 234898146, 425730250, 771595046, 1398441654]

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

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