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.

A143095 (1, 2, 4, 8, ...) interleaved with (4, 8, 16, 32, ...).

Table of values

n a(n)
0 1
1 4
2 2
3 8
4 4
5 16
6 8
7 32
8 16
9 64
10 32
11 128
12 64
13 256
14 128
15 512
16 256
17 1024
18 512
19 2048
20 1024
21 4096
22 2048
23 8192
24 4096
25 16384
26 8192
27 32768
28 16384
29 65536
30 32768
31 131072
32 65536
33 262144
34 131072
35 524288
36 262144
37 1048576
38 524288
39 2097152
40 1048576
41 4194304

List of values

[1, 4, 2, 8, 4, 16, 8, 32, 16, 64, 32, 128, 64, 256, 128, 512, 256, 1024, 512, 2048, 1024, 4096, 2048, 8192, 4096, 16384, 8192, 32768, 16384, 65536, 32768, 131072, 65536, 262144, 131072, 524288, 262144, 1048576, 524288, 2097152, 1048576, 4194304]