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.

A214954 a(n) = 3*a(n-1) + 6*a(n-2) + a(n-3), with a(0) = 0, a(1) = 2, and a(2) = 7.

Table of values

n a(n)
0 0
1 2
2 7
3 33
4 143
5 634
6 2793
7 12326
8 54370
9 239859
10 1058123
11 4667893
12 20592276
13 90842309
14 400748476
15 1767891558
16 7799007839
17 34405121341
18 151777302615
19 669561643730
20 2953753868221
21 13030408769658
22 57483311162030
23 253586139972259
24 1118688695658615

List of values

[0, 2, 7, 33, 143, 634, 2793, 12326, 54370, 239859, 1058123, 4667893, 20592276, 90842309, 400748476, 1767891558, 7799007839, 34405121341, 151777302615, 669561643730, 2953753868221, 13030408769658, 57483311162030, 253586139972259, 1118688695658615]