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.

A207853 Number of n X n 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 1 0 and 1 0 1 vertically.

Table of values

n a(n)
1 2
2 16
3 102
4 1369
5 44121
6 2934369
7 298294290
8 56804048896
9 22612514662790
10 17183745725983369
11 23510773704878179041
12 60748271137827940655041
13 304386527035085508883292036
14 2891218911926091087027201634564

List of values

[2, 16, 102, 1369, 44121, 2934369, 298294290, 56804048896, 22612514662790, 17183745725983369, 23510773704878179041, 60748271137827940655041, 304386527035085508883292036, 2891218911926091087027201634564]

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

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