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.

A099035 a(n) = (n+1)*2^(n-1) - 1.

Table of values

n a(n)
1 1
2 5
3 15
4 39
5 95
6 223
7 511
8 1151
9 2559
10 5631
11 12287
12 26623
13 57343
14 122879
15 262143
16 557055
17 1179647
18 2490367
19 5242879
20 11010047
21 23068671
22 48234495
23 100663295
24 209715199
25 436207615
26 905969663
27 1879048191
28 3892314111
29 8053063679

List of values

[1, 5, 15, 39, 95, 223, 511, 1151, 2559, 5631, 12287, 26623, 57343, 122879, 262143, 557055, 1179647, 2490367, 5242879, 11010047, 23068671, 48234495, 100663295, 209715199, 436207615, 905969663, 1879048191, 3892314111, 8053063679]