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.

A001541 a(0) = 1, a(1) = 3; for n > 1, a(n) = 6*a(n-1) - a(n-2).

Table of values

n a(n)
0 1
1 3
2 17
3 99
4 577
5 3363
6 19601
7 114243
8 665857
9 3880899
10 22619537
11 131836323
12 768398401
13 4478554083
14 26102926097
15 152139002499
16 886731088897
17 5168247530883
18 30122754096401
19 175568277047523
20 1023286908188737
21 5964153172084899
22 34761632124320657

List of values

[1, 3, 17, 99, 577, 3363, 19601, 114243, 665857, 3880899, 22619537, 131836323, 768398401, 4478554083, 26102926097, 152139002499, 886731088897, 5168247530883, 30122754096401, 175568277047523, 1023286908188737, 5964153172084899, 34761632124320657]