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.

A060816 a(0) = 1; a(n) = (5*3^(n-1) - 1)/2 for n > 0.

Table of values

n a(n)
0 1
1 2
2 7
3 22
4 67
5 202
6 607
7 1822
8 5467
9 16402
10 49207
11 147622
12 442867
13 1328602
14 3985807
15 11957422
16 35872267
17 107616802
18 322850407
19 968551222
20 2905653667
21 8716961002
22 26150883007
23 78452649022
24 235357947067
25 706073841202

List of values

[1, 2, 7, 22, 67, 202, 607, 1822, 5467, 16402, 49207, 147622, 442867, 1328602, 3985807, 11957422, 35872267, 107616802, 322850407, 968551222, 2905653667, 8716961002, 26150883007, 78452649022, 235357947067, 706073841202]