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.

A165310 a(0)=1, a(1)=3, a(n) = 7*a(n-1) - 9*a(n-2) for n > 1.

Table of values

n a(n)
0 1
1 3
2 12
3 57
4 291
5 1524
6 8049
7 42627
8 225948
9 1197993
10 6352419
11 33684996
12 178623201
13 947197443
14 5022773292
15 26634636057
16 141237492771
17 748950724884
18 3971517639249
19 21060066950787
20 111676809902268
21 592197066758793

List of values

[1, 3, 12, 57, 291, 1524, 8049, 42627, 225948, 1197993, 6352419, 33684996, 178623201, 947197443, 5022773292, 26634636057, 141237492771, 748950724884, 3971517639249, 21060066950787, 111676809902268, 592197066758793]