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.

A188168 a(0) = a(1) = 1; a(n) = 5*a(n-1) + 5*a(n-2).

Table of values

n a(n)
0 1
1 1
2 10
3 55
4 325
5 1900
6 11125
7 65125
8 381250
9 2231875
10 13065625
11 76487500
12 447765625
13 2621265625
14 15345156250
15 89832109375
16 525886328125
17 3078592187500
18 18022392578125
19 105504923828125
20 617636582031250
21 3615707529296875
22 21166720556640625

List of values

[1, 1, 10, 55, 325, 1900, 11125, 65125, 381250, 2231875, 13065625, 76487500, 447765625, 2621265625, 15345156250, 89832109375, 525886328125, 3078592187500, 18022392578125, 105504923828125, 617636582031250, 3615707529296875, 21166720556640625]