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.

A164607 a(n) = 4*a(n-1) + 4*a(n-2) for n > 1; a(0) = 1, a(1) = 10.

Table of values

n a(n)
0 1
1 10
2 44
3 216
4 1040
5 5024
6 24256
7 117120
8 565504
9 2730496
10 13184000
11 63657984
12 307367936
13 1484103680
14 7165886464
15 34599960576
16 167063388160
17 806653394944
18 3894867132416
19 18806082109440
20 90803796967424
21 438439516307456

List of values

[1, 10, 44, 216, 1040, 5024, 24256, 117120, 565504, 2730496, 13184000, 63657984, 307367936, 1484103680, 7165886464, 34599960576, 167063388160, 806653394944, 3894867132416, 18806082109440, 90803796967424, 438439516307456]