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.

A155197 a(n) = 8*a(n-1) + a(n-2) for n>2, with a(0)=1, a(1)=7, a(2)=56.

Table of values

n a(n)
0 1
1 7
2 56
3 455
4 3696
5 30023
6 243880
7 1981063
8 16092384
9 130720135
10 1061853464
11 8625547847
12 70066236240
13 569155437767
14 4623309738376
15 37555633344775
16 305068376496576
17 2478102645317383
18 20129889539035640
19 163517218957602503

List of values

[1, 7, 56, 455, 3696, 30023, 243880, 1981063, 16092384, 130720135, 1061853464, 8625547847, 70066236240, 569155437767, 4623309738376, 37555633344775, 305068376496576, 2478102645317383, 20129889539035640, 163517218957602503]