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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.

A229933 Number of nX7 0..2 arrays x(i,j) with each element horizontally, vertically or antidiagonally next to at least one element with value 2-x(i,j).

Table of values

n a(n)
1 63
2 187211
3 174306687
4 183213209145
5 189537122520529
6 195955071996200947
7 202902063153139301263
8 210073683026638667977949
9 217469679800421836913361917
10 225130067038542417663060555935

List of values

[63, 187211, 174306687, 183213209145, 189537122520529, 195955071996200947, 202902063153139301263, 210073683026638667977949, 217469679800421836913361917, 225130067038542417663060555935]

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

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