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.

A002532 a(n) = 2*a(n-1) + 5*a(n-2), a(0) = 0, a(1) = 1.

Table of values

n a(n)
0 0
1 1
2 2
3 9
4 28
5 101
6 342
7 1189
8 4088
9 14121
10 48682
11 167969
12 579348
13 1998541
14 6893822
15 23780349
16 82029808
17 282961361
18 976071762
19 3366950329
20 11614259468
21 40063270581
22 138197838502
23 476712029909
24 1644413252328
25 5672386654201
26 19566839570042
27 67495612411089

List of values

[0, 1, 2, 9, 28, 101, 342, 1189, 4088, 14121, 48682, 167969, 579348, 1998541, 6893822, 23780349, 82029808, 282961361, 976071762, 3366950329, 11614259468, 40063270581, 138197838502, 476712029909, 1644413252328, 5672386654201, 19566839570042, 67495612411089]