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.

A083880 a(0)=1, a(1)=5, a(n) = 10*a(n-1) - 23*a(n-2), n >= 2.

Table of values

n a(n)
0 1
1 5
2 27
3 155
4 929
5 5725
6 35883
7 227155
8 1446241
9 9237845
10 59114907
11 378678635
12 2427143489
13 15561826285
14 99793962603
15 640017621475
16 4104915074881
17 26328745454885
18 168874407826587
19 1083182932803515
20 6947717948023649

List of values

[1, 5, 27, 155, 929, 5725, 35883, 227155, 1446241, 9237845, 59114907, 378678635, 2427143489, 15561826285, 99793962603, 640017621475, 4104915074881, 26328745454885, 168874407826587, 1083182932803515, 6947717948023649]