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.

A182522 a(0) = 1; thereafter a(2*n + 1) = 3^n, a(2*n + 2) = 2 * 3^n.

Table of values

n a(n)
0 1
1 1
2 2
3 3
4 6
5 9
6 18
7 27
8 54
9 81
10 162
11 243
12 486
13 729
14 1458
15 2187
16 4374
17 6561
18 13122
19 19683
20 39366
21 59049
22 118098
23 177147
24 354294
25 531441
26 1062882
27 1594323
28 3188646
29 4782969
30 9565938
31 14348907
32 28697814
33 43046721
34 86093442
35 129140163
36 258280326
37 387420489

List of values

[1, 1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4374, 6561, 13122, 19683, 39366, 59049, 118098, 177147, 354294, 531441, 1062882, 1594323, 3188646, 4782969, 9565938, 14348907, 28697814, 43046721, 86093442, 129140163, 258280326, 387420489]