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.

A285475 Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 3", based on the 5-celled von Neumann neighborhood.

Table of values

n a(n)
0 1
1 3
2 4
3 15
4 16
5 63
6 64
7 255
8 256
9 1023
10 1024
11 4095
12 4096
13 16383
14 16384
15 65535
16 65536
17 262143
18 262144
19 1048575
20 1048576
21 4194303
22 4194304
23 16777215
24 16777216
25 67108863
26 67108864
27 268435455
28 268435456
29 1073741823
30 1073741824
31 4294967295
32 4294967296

List of values

[1, 3, 4, 15, 16, 63, 64, 255, 256, 1023, 1024, 4095, 4096, 16383, 16384, 65535, 65536, 262143, 262144, 1048575, 1048576, 4194303, 4194304, 16777215, 16777216, 67108863, 67108864, 268435455, 268435456, 1073741823, 1073741824, 4294967295, 4294967296]