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.

A284228 Number of 7 X n 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero.

Table of values

n a(n)
1 64
2 2719
3 170155
4 19371893
5 2058141264
6 232036495984
7 26772321109067
8 3148948157013672
9 375099683101859897
10 45101225320947864321
11 5461569534638135452419
12 665104722603120565892383

List of values

[64, 2719, 170155, 19371893, 2058141264, 232036495984, 26772321109067, 3148948157013672, 375099683101859897, 45101225320947864321, 5461569534638135452419, 665104722603120565892383]

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

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