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.

A057085 a(n) = 9*a(n-1) - 9*a(n-2) for n>1, with a(0)=0, a(1)=1.

Table of values

n a(n)
0 0
1 1
2 9
3 72
4 567
5 4455
6 34992
7 274833
8 2158569
9 16953624
10 133155495
11 1045816839
12 8213952096
13 64513217313
14 506693386953
15 3979621526760
16 31256353258263
17 245490585583527
18 1928108090927376
19 15143557548094641
20 118939045114505385
21 934159388097696696

List of values

[0, 1, 9, 72, 567, 4455, 34992, 274833, 2158569, 16953624, 133155495, 1045816839, 8213952096, 64513217313, 506693386953, 3979621526760, 31256353258263, 245490585583527, 1928108090927376, 15143557548094641, 118939045114505385, 934159388097696696]