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.

A183597 1/6 the number of (n+1) X 4 0..2 arrays with every 2 X 2 subblock containing all three values.

Table of values

n a(n)
1 120
2 1479
3 17174
4 201770
5 2366412
6 27768032
7 325834456
8 3823553752
9 44868561272
10 526526214848
11 6178727749808
12 72506794636336
13 850861000923008
14 9984783537547136
15 117170625132737568
16 1374987868096008576

List of values

[120, 1479, 17174, 201770, 2366412, 27768032, 325834456, 3823553752, 44868561272, 526526214848, 6178727749808, 72506794636336, 850861000923008, 9984783537547136, 117170625132737568, 1374987868096008576]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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