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.

A052929 Expansion of g.f. (2-3*x-x^2)/((1-x^2)*(1-3*x)).

Table of values

n a(n)
0 2
1 3
2 10
3 27
4 82
5 243
6 730
7 2187
8 6562
9 19683
10 59050
11 177147
12 531442
13 1594323
14 4782970
15 14348907
16 43046722
17 129140163
18 387420490
19 1162261467
20 3486784402
21 10460353203
22 31381059610
23 94143178827
24 282429536482
25 847288609443
26 2541865828330
27 7625597484987
28 22876792454962

List of values

[2, 3, 10, 27, 82, 243, 730, 2187, 6562, 19683, 59050, 177147, 531442, 1594323, 4782970, 14348907, 43046722, 129140163, 387420490, 1162261467, 3486784402, 10460353203, 31381059610, 94143178827, 282429536482, 847288609443, 2541865828330, 7625597484987, 22876792454962]