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.

A052549 a(n) = 5*2^(n-1) - 1, n>0, with a(0)=1.

Table of values

n a(n)
0 1
1 4
2 9
3 19
4 39
5 79
6 159
7 319
8 639
9 1279
10 2559
11 5119
12 10239
13 20479
14 40959
15 81919
16 163839
17 327679
18 655359
19 1310719
20 2621439
21 5242879
22 10485759
23 20971519
24 41943039
25 83886079
26 167772159
27 335544319
28 671088639
29 1342177279
30 2684354559

List of values

[1, 4, 9, 19, 39, 79, 159, 319, 639, 1279, 2559, 5119, 10239, 20479, 40959, 81919, 163839, 327679, 655359, 1310719, 2621439, 5242879, 10485759, 20971519, 41943039, 83886079, 167772159, 335544319, 671088639, 1342177279, 2684354559]