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.

A014477 Expansion of (1 + 2*x)/(1 - 2*x)^3.

Table of values

n a(n)
0 1
1 8
2 36
3 128
4 400
5 1152
6 3136
7 8192
8 20736
9 51200
10 123904
11 294912
12 692224
13 1605632
14 3686400
15 8388608
16 18939904
17 42467328
18 94633984
19 209715200
20 462422016
21 1015021568
22 2218786816
23 4831838208
24 10485760000
25 22682796032
26 48922361856
27 105226698752
28 225754218496

List of values

[1, 8, 36, 128, 400, 1152, 3136, 8192, 20736, 51200, 123904, 294912, 692224, 1605632, 3686400, 8388608, 18939904, 42467328, 94633984, 209715200, 462422016, 1015021568, 2218786816, 4831838208, 10485760000, 22682796032, 48922361856, 105226698752, 225754218496]