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.

A155157 a(n) = 10*a(n-1) + 10*a(n-2), with a(0)=1, a(1)=9, a(2)=99.

Table of values

n a(n)
0 1
1 9
2 99
3 1080
4 11790
5 128700
6 1404900
7 15336000
8 167409000
9 1827450000
10 19948590000
11 217760400000
12 2377089900000
13 25948503000000
14 283255929000000
15 3092044320000000
16 33753002490000000
17 368450468100000000

List of values

[1, 9, 99, 1080, 11790, 128700, 1404900, 15336000, 167409000, 1827450000, 19948590000, 217760400000, 2377089900000, 25948503000000, 283255929000000, 3092044320000000, 33753002490000000, 368450468100000000]