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.

A202099 Number of (n+2)X9 binary arrays avoiding patterns 001 and 011 in rows and columns.

Table of values

n a(n)
1 9450
2 99225
3 617400
4 3841600
5 17287200
6 77792400
7 280052640
8 1008189504
9 3080579040
10 9412880400
11 25357147200
12 68309049600
13 166503308400
14 405851814225
15 911913952950
16 2048991844900
17 4302882874290
18 9036054036009
19 17922751806960

List of values

[9450, 99225, 617400, 3841600, 17287200, 77792400, 280052640, 1008189504, 3080579040, 9412880400, 25357147200, 68309049600, 166503308400, 405851814225, 911913952950, 2048991844900, 4302882874290, 9036054036009, 17922751806960]

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

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