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.

A233291 Number of tilings of a 4 X 4 X n box using 4n bricks of shape 4 X 1 X 1.

Table of values

n a(n)
0 1
1 2
2 4
3 8
4 45
5 248
6 1032
7 3524
8 13173
9 54274
10 228712
11 917992
12 3608665
13 14286188
14 57438652
15 231343468
16 926921081
17 3700936774
18 14793198332
19 59241396140
20 237333611629
21 950127617692
22 3801974385964
23 15215432779936
24 60907523900693
25 243826775063490
26 976008753961184

List of values

[1, 2, 4, 8, 45, 248, 1032, 3524, 13173, 54274, 228712, 917992, 3608665, 14286188, 57438652, 231343468, 926921081, 3700936774, 14793198332, 59241396140, 237333611629, 950127617692, 3801974385964, 15215432779936, 60907523900693, 243826775063490, 976008753961184]