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.

A208043 Number of 7Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 0 1 vertically.

Table of values

n a(n)
1 28
2 784
3 5404
4 37249
5 422477
6 4791721
7 44918280
8 421070400
9 4242161160
10 42738533289
11 418847880189
12 4104809717089
13 40659110991088
14 402738109808896
15 3972693497773776
16 39187484975640681
17 387184769071171113

List of values

[28, 784, 5404, 37249, 422477, 4791721, 44918280, 421070400, 4242161160, 42738533289, 418847880189, 4104809717089, 40659110991088, 402738109808896, 3972693497773776, 39187484975640681, 387184769071171113]

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

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